The post SSC Junior Engineer Exam Paper 2018 Shift- 4 (Civil Engineering) appeared first on NewtonDesk.

]]>**Q 1:** Which of the following quality of timber can be improved using Abel’s process ?

**Options:**

**1)** Durability

**2)** Fire resistance

**3)** Chemical resistance

**4)** Strength

**Answer:** Fire resistance

**Q 2:** Which of the following shows the CORRECT decreasing order of rate of hydration of Portland cement compounds ?

**Options:**

**1)** C_{3}A > C_{4}AF > C_{3}S > C_{2}S

**2)** C_{3}A > C_{4}AF > C_{2}S > C_{3}S

**3)** C_{3}A > C_{3}S > C_{2}S > C_{4}AF

**4)** C_{4}AF > C_{3}S > C_{3}A > C_{2}S

**Answer:** C_{3}A > C_{4}AF > C_{3}S > C_{2}S

**Q 3:** The proportions of ingredients in concrete mix are given by 1:2:4, What will be the actual quantity of the sand per unit volume of cement, if it undergoes 20% of bulking ?

**Options:**

**1)** 1.5

**2)** 2.4

**3)** 4.6

**4)** 6.5

**Answer:** 2.4

**Q 4:** What is the range of slump (mm) of the concrete which is used as the mass concrete ?

**Options:**

**1)** 10 to 15

**2)** 20 to 50

**3)** 50 to 75

**4)** 75 to 110

**Answer:** 20 to 50

**Q 5:** In the symbol used to represent the concrete mix, MX. M stands for mix and numeric **X **represents the______.

**Options:**

**1)** 7 days compressive strength

**2)** 14 days compressive strength

**3)** 28 days compressive strength

**4)** 28 days tensile strength

**Answer:** 28 days compressive strength

**Q 6:** According to the IS code, at what moisture content, weight of the timber is noted ?

**Options:**

**1)** 0.05

**2)** 0.12

**3)** 0.23

**4)** 0.3

**Answer:** 0.12

**Q 7:** What is the recommended moisture content of timber, which is used as a structural element for windows ?

**Options:**

**1)** 5-10%

**2)** 10-16%

**3)** 16-26%

**4)** 26-36%

**Answer:** 10-16%

**Q 8:** Which of the following represents the smallest size (mm) of fine aggregate (sand)?

**Options:**

**1)** 0.01

**2)** 0.06

**3)** 1.5

**4)** 2

**Answer:** 0.06

**Q 9: **What is the percentage content of silica in a good quality brick earth ?

**Options:**

**1)** 20-30%

**2)** 30-40%

**3)** 40-50%

**4)** 50-60%

**Answer:** 50-60%

**Q 10:** When timber is burnt in the wood fire over a depth of about 15 mm, the process of treatment is known as______.

**Options:**

**1)** Charring

**2)** Rueping process

**3)** Bethel process

**4)** Boucherie process

**Answer:** Charring

**Q 11:** The plasticity index and plastic limit of a soil is given by 25% and 20% respectively. What will be the liquid limit of the soil ?

**Options:**

**1)** 0.15

**2)** 0.25

**3)** 0.35

**4)** 0.45

**Answer:** 0.45

**Q 12:** In the flow over length of 50 m, the head loss of 6 m occurred due to seepage. The hydraulic gradient is given by ______.

**Options:**

**1)** 0.01

**2)** 0.12

**3)** 0.29

**4)** 0.32

**Answer:** 0.12

**Q 13:** Which of the following expression represents the **CORRECT** value of coefficient of curvature ?

**Options:**

**1)** C_{c} = (D_{30})^{2} / (D_{60} x D_{10})

**2)** C_{c} = (D_{60})^{2} / (D_{30} x D_{10})

**3)** C_{c} = (D_{10})^{2} / (D_{60} x D_{30})

**4)** C_{c} = D_{30} / (D_{60} x D_{10})

**Answer:** C_{c} = (D_{30})^{2} / (D_{60} x D_{10})

** Q 14:** Which of the following apparatus is used to measure the liquid limit soil ?

**Options:**

**1)** Casagrande apparatus

**2)** Pycnometer

**3)** Ring and ball apparatus

**4)** None of these

**Answer:** Casagrande apparatus

**Q 15:** The compressibility of the fluid is given as 5×10^{-11} Pa^{-1} What is the Bulk modulus (Gpa) of fluid ?

**Options:**

**1)** 10

**2)** 15

**3)** 20

**4)** 25

**Answer:** 20

**Q 16:** Which of the following is measured with the help of an orifice meter ?

**Options:**

**1)** Discharge

**2)** Discharge coefficient

**3)** Head of water

**4)** Pressure coefficient

**Answer:** Discharge

**Q 17:** Which of the following represents the **CORRECT** range of coefficient of discharge of venturimeter ?

**Options:**

**1)** 0.32 to 0.43

**2)** 0.45 to 0.52

**3)** 0.54 to 0.75

**4)** 0.96 to 0.98

**Answer:** 0.96 to 0.98

**Q 18:** A cube of dimension 2 m is floating in the water with immerging depth of 1 m. What is the weight (KN) of the cube ? (Consider unit weight of water as 10 kN/m^{3})

**Options:**

**1)** 10

**2)** 20

**3)** 30

**4)** 40

**Answer:** 40

**Q 19:** The Reynold number for the flow through smooth pipe is given by 10^{5}. The value of friction factor for smooth pipe is________.

**Options:**

**1)** 0.001

**2)** 0.018

**3)** 0.089

**4)** 0.125

**Answer:** 0.018

**Q 20:** At a particular point in the channel, the specific energy and velocity of flow is given by 1.5 m-kg/kg and 2.5 m/s respectively . What is the depth of flow in channel at that point ?

**Options:**

**1)** 0.5

**2)** 1.18

**3)** 2.32

**4)** 2.5

**Answer:** 1.18

**Q 21:** A circular pipe of diameter 60 cm carries a discharge of 2.5 m^{3}/s. What is the velocity of flow (m/s) through the pipe ?

**Options:**

**1)** 2.5

**2)** 5.67

**3)** 8.83

**4)** 12.32

**Answer:** 8.83

**Q 22:** Which of the following represents the **CORRECT** relationship between the Chezy’s coefficient, C and coefficient of roughness of channel, f ?

**Options:**

**1)** C ∝ 1/√f

**2)** C ∝ √f

**3)** C ∝ 1 / f^{3/2}

**4)** C ∝ 1/f

**Answer:** C ∝ 1/√f

**Q 23:** Which of the following is calculated with the help of Moody equation ?

**Options:**

**1)** Discharge

**2)** Friction factor

**3)** Pressure

**4)** Velocity of flow

**Answer:** Friction factor

**Q 24:** Which of the following is responsible for the separation of boundary layer ?

**Options:**

**1)** Positive pressure gradient

**2)** High viscosity of fluid

**3)** Low viscosity of fluid

**4)** None of these

**Answer:** Positive pressure gradient

**Q 25:** The settling tank of surface over flow rate of 4.5×10^{-4} m^{3}/m^{2}/s is used for design discharge of 2 m^{3}/s. What is the surface area (m^{2}) of the settling tank ?

**Options:**

**1)** 1000

**2)** 2000

**3)** 3000

**4)** 4000

**Answer:** 4000

**SSC Junior Engineer All Previous Papers**

**Q 26:** The rain is called as acid rain, when its pH is less than______.

**Options:**

**1)** 3

**2)** 4.5

**3)** 7

**4)** 8.5

**Answer:** 4.5

**Q 27: **Using prismoidal method, what is the volume (cubic metre) of reathwork required for 10 m deep pit, if the top and bottom dimensions are 4 m x 8 m and 8 m x 16 m respectively ?

**Options:**

**1)** 678.34

**2)** 746.67

**3)** 800

**4)** 1493.33

**Answer:** 746.67

**Q 28:** For supply, lime is measured in_____.

**Options:**

**1)** Bags of 50 kg

**2)** Cubic metre

**3)** Kilograms

**4)** Quintals

**Answer:** Quintals

**Q 29:** What is the estimate (Rs.) for a building with a plinth area of 2000 sq. m with rate of 3800 per sq. m ? (Consider the acids of 15% of electric installation and 7% of miscellaneous)

**Options:**

**1)** 150000

**2)** 450080

**3)** 2423000

**4)** 9272000

**Answer:** 9272000

**Q 30:** What is the quality (sq. m) of plastering required for the 6 m length of wall which is 4 m high and 50 cm thick ?

**Options:**

**1)** 12

**2)** 24

**3)** 48

**4)** 56

**Answer:** 48

**Q 31:** The length, width and height of a wall are given as 800 cm, and 50 cm respectively. What will be the total cost (Rs.) of brickwork, if the rate of brickwork is Rs. 320 per cubic metre ?

**Options:**

**1)** 4000

**2)** 6400

**3)** 10500

**4)** 12860

**Answer:** 6400

**Q 32:** The plinth area rate and plinth area of a building is Rs 5500 per sq.m and 150 sq.m respectively. What is the total cost (Rs) of building considering cost of electrification as 7%, cost of sanitary fittings as 165 cost of roads and awns as 6.5% and cost of contingencies as 4.5%.

**Options:**

**1)** 50000

**2)** 825000

**3)** 982860

**4)** 1105500

**Answer:** 1105500

**Q 33:** Which of the following item is **NOT** a lump sum item ?

**Options:**

**1)** Architectural features

**2)** Contingencies and unforesees items

**3)** Electric installation

**4)** Plastering of wall

**Answer:** Plastering of wall

**Q 34:** What is the total cost (Rs.) according to approximate estimate of hostel building with capacity of 75 beds ? The altogether cost per bed is given as Rs. 20,000.

**Options:**

**1)** 500,000

**2)** 850,000

**3)** 1,500,000

**4)** 5,500,000

**Answer:** 1,500,000

**Q 35:** What is the volume of earthwork (cubic metre) in embankment of 10 m long and 7m wide with the side slope of 2.1 ?

**Options:**

**1)** 70

**2)** 150

**3)** 280

**4)** 390

**Answer:** 390

**Q 36:** Which of the following method is used to prepare the approximate estimate ?

**Options:**

**1)** Cubical contents method

**2)** Plinth area method

**3)** Unit base method

**4)** All option are correct

**Answer:** All option are correct

**Q 37:** In which of the following condition two contour lines intersect each other ?

**Options:**

**1)** Hills

**2)** Overhanging cliff

**3)** Steep slope

**4)** Uniform slope

**Answer:** Overhanging cliff

**Q 38:** In which of the following scale of the map is not affected due to shrinking of map ?

**Options:**

**1)** Engineer’s scale

**2)** Graphical scale

**3)** Representative fraction

**4)** None of these

**Answer:** Graphical scale

**Q 39:** A surveyor measures a distance between two points on a map of representative fraction of 1:100 is 60 m. But later he found that he used wrong representative fraction of 1:50. What is the correct distance between the two points ?

**Options:**

**1)** 30

**2)** 45

**3)** 90

**4)** 120

**Answer:** 120

**Q 40:** Which one of the following is the CORRECT statement for a station that is affected by local attraction ?

**Options:**

**1)** Difference between the fore bearing and back bearing is always equal to 90 Degrees.

**2)** Difference between the fore bearing and back bearing is always equal to 180 Degrees.

**3)** Difference between the fore bearing and back bearing is not equal to 180 Degrees.

**4)** Difference between the fore bearing and back bearing is always equal to 360 Degrees.

**Answer:** Difference between the fore bearing and back bearing is not equal to 180 Degrees.

**Q 41:** Which of the following error is most likely to occur in the plane table surveying ?

**Options:**

**1)** Error in sighting

**2)** Error in orientation

**3)** Error in leveling

**4)** Error in measurement

**Answer:** Error in orientation

**Q 42:** Which of the following is the expression for the additive constant, if f is the focal length of objective and **i **is the stadia interval ?

**Options:**

**1)** f – i

**2)** f / i

**3)** f + d

**4)** f x i

**Answer:** f + d

**Q 43:** The staff reading taken on a staff held at a distance of 50 m from the instrument with the bubble central is 1.465 m. When the bubble is moved 4 divisions out of the centre, the staff reading is 1.472 m. What will be the radius of curvature (m) of the bubble tube, if the length of one division is 2 mm ?

**Options:**

**1)** 30

**2)** 43.7

**3)** 57.14

**4)** 66.34

**Answer:** 57.14

**Q 44:** Which of the following is the **CORRECT** ratio of refraction correction to curvature correction ?

**Options:**

**1)** 1/4

**2) **1/6

**3)** 1/7

**4)** 1/9

**Answer:** 1/7

**Q 45:** Which of the following Instrument is used for centering the theodolite in windy conditions ?

**Options:**

**1)** Cross staff

**2)** Optical plummet

**3)** Optical square

**4)** Spirit level

**Answer:** ** **Optical plummet

**Q 46:** Which of the following test is used to make the line of sight perpendicular to the horizontal axis ?

**Options:**

**1)** Azimuth test

**2)** Cross hair ring test

**3)** Spire test

**4)** Vertical arc test

**Answer:** Azimuth test

**Q 47:** Which of the following statement is **TRUE** for the linear reservoir ?

**Options:**

**1)** Storage is proportional to inflow discharge.

**2)** Storage is proportional to outflow discharge.

**3)** Storage is proportional to square of inflow discharge.

**4)** Storage is proportional to square of outflow discharge.

**Answer:** Storage is proportional to outflow discharge.

**Q 48:** A 45 cm diameter well penetrates aquifer of 30 m thick. Under the steady pumping rate for a long time, the drawdown’s at two observation wells 10 m and 20 m from the pumping well are 5 m and 3.5 m respectively. What will be the discharge (cubic metre), if the permeability of the aquifer is given as 20 m/day ?

**Options:**

**1)** 0.05

**2)** 0.067

**3)** 0.08

**4)** 1.12

**Answer:** 0.08

**Q 49:** What will be the cant deficiency (cm), if maximum safe speed on a 5 Degree curve of a broad gauge track is 110 km/h and average speed of train is 85 km/h ?

**Options:**

**1)** 0.011

**2)** 0.78

**3)** 0.89

**4)** 18.7

**Answer: **10

**Q 50:** What will be the shift of transition curve, if the length of transition curve is 80 m and radius of the curve is 300 m ?

**Options:**

**1)** 0.011

**2)** 0.78

**3)** 0.89

**4)** 21.33

**Answer:** 0.89

**SSC Junior Engineer All Previous Papers**

**Q 51:** Design of a riveted joint, is based on the assumption.

**Options:**

**1)** Load is uniformly distributed among all the rivets

**2)** Shear stress on a rivet is uniformly distributed over its gross area.

**3)** Bearing stress is uniform between the contact surfaces of the plate and the rivet.

**4)** All option are correct

**Answer:** All option are correct

**Q 52:** Effective length of a column effectively held in position and restrained in directions at both ends is

**Options:**

**1)** L

**2)** 0.67 L

**3)** 0.85 L

**4)** 1.5 L

**Answer:** 0.67 L

**Q 53:** The slenderness ratio of a column is zero when its length

**Options:**

**1)** Is zero

**2)** Is equal to its radius of gyration

**3)** Is supported on all sides throughout its length

**4)** None of these

**Answer:** Is supported on all sides throughout its length

**Q 54:** Outstanding length of a compression member consisting of a channel is measured as

**Options:**

**1)** Half of the nominal width

**2)** Nominal width of the section

**3)** From the edge to the first row of rivets

**4)** None of these

**Answer:** Nominal width of the section

**Q 55:** The equivalent axial load may be defined as the load which produces a stress equal to

**Options:**

**1)** Maximum stress produced by the eccentric load

**2)** Maximum stressed fiber

**3)** Bending stress

**4)** None of these

**Answer:** Maximum stress produced by the eccentric load

**Q 56:** For the economical design of a combined footing to support two equal column loads the projections of beams in lower tier are kept such that bending moment under column is equal to

**Options:**

**1)** Bending moment at the center of the beam

**2)** Half the bending moment at the center of the beam

**3)** Twice the bending moment at the center of the beam

**4)** None of these

**Answer:** Bending moment at the center of the beam

**Q 57:** A beam is defined as a structural member subjected to

**Options:**

**1)** Axial loading

**2)** Axial and transverse loading

**3)** Transverse loading

**4)** None of these

**Answer:** Transverse loading

**Q 58:** The gross section of the web of a beam is defined as

**Options:**

**1)** Depth of the beam multiplied by its web thickness

**2)** Width of the flange multiplied by its web thickness

**3)** Sum of the flange width and depth of the beam multiplied by the web thickness

**4)** None of these

**Answer:** Depth of the beam multiplied by its web thickness

**Q 59:** The effective length L of a simply supported beam with ends restrained against torsion and also the ends of compression flange partially restrained against lateral bending is given by

**Options:**

**1)** L = span

**2)** L = 0.85 span

**3)** L = 0.75 span

**4)** L = 0.7 span

**Answer:** L = 0.85 span

**Q 60:** The connection of one beam to another beam by means of an angle at the bottom and an angle at the top, is known as

**Options:**

**1) ** Unstiffened seated connection

**2) **Stiffened seated connection

**3) **Seated connection

**4)** None of these

**Answer:** Seated connection

**Q 61:** Separation of water or water sand cement from a freshly mixed concrete is known

**Options:**

**1)** Bleeding

**2)** Creeping

**3)** Segregation

**4)** Flooding

**Answer:** Bleeding

**Q 62:** For road pavements, the cement generally used is

**Options:**

**1)** Ordinary Portland cement

**2)** Rapid hardening cement

**3)** Low heat cement

**4)** Blast furnace slag cement

**Answer: **Rapid hardening cement

**Q 63:** Hydration of cement is due to chemical action of water with

**Options:**

**1)** Tricalcium silicate and dicalcium silicate

**2)** Dicalcium silicate and tricalcium aluminate

**3)** Tricalcium aluminate and tricalcium alumin ferrite

**4)** All option are correct

**Answer:** All option are correct

**Q 64:** Internal friction between the ingredients of concrete, is decreased by using

**Options:**

**1)** Less water

**2)** Fine aggregates

**3)** Rich mix

**4)** More water and coarse aggregates

**Answer:** More water and coarse aggregates

**Q 65:** In a slump test, each layer of concrete is compacted by a steel rod 60 cm long and of 16 mm diameter for

**Options:**

**1)** 20 times

**2)** 25 times

**3)** 30 times

**4)** 40 times

**Answer:** 25 times

**Q 66:** To prevent segregation, the maximum height of placing concrete is

**Options:**

**1)** 100 cm

**2)** 125 cm

**3)** 150 cm

**4)** 200 cm

**Answer:** 100 cm

**Q 67:** The shuttering of a hall measuring 4 m x 5 m, can be removed after

**Options:**

**1)** 5 days

**2)** 7 days

**3)** 10 days

**4)** 14 days

**Answer:** 7 days

**Q 68:** For compacting plain concrete road surface of thickness less than 20 cm, we use

**Options:**

**1)** Internal vibrator

**2)** Screed vibrator

**3)** form vibrator

**4)** None of these

**Answer:** Screed vibrator

**Q 69:** Pick up the correct statement from the following

**Options:**

**1) **Construction joints in columns are provided a few cm below the junction of beam

**2)** Construction Joints in columns are provided at the bottom haunching

**3)** Construction joint in beams and slabs are provided within middle third

**4)** All option are correct

**Answer:** All option are correct

**Q 70:** An excess of flaky particles in concrete aggregates

**Options:**

**1)** Decreases the workability

**2)** Increases the quantity of water and sand

**3)** Affects the durability of concrete

**4)** All option are correct

**Answer:** All option are correct

**Q 71:** For the construction of cement concrete dams, the maximum permissible size of the aggregates is

**Options:**

**1)** Greatest surface area for the given cement and aggregates

**2)** Least surface area for the given cement and aggregates

**3)** Least weight for the given cement and aggregates

**4)** None of these

**Answer:** Greatest surface area for the given cement and aggregates

**Q 72:** For given workability the grade requiring the least amount of water is one that gives

**Options:**

**1)** Greatest surface area for the given cement and aggregates

**2)** Least surface area for the given cement and aggregates

**3)** Least weight for the given cement and aggregates

**4)** None of these

**Answer:** Greatest surface area for the given cement and aggregates

**Q 73:** The type of aggregates same nominal size, which contains less voids when compacted are

**Options:**

**1)** Rounded spherical

**2)** Irregular

**3)** Flaky

**4)** None of these

**Answer:** Rounded spherical

**Q 74:** For quality control of Portland cement the test essentially done is

**Options:**

**1)** Setting time

**2)** Soundness

**3)** Tensile strength

**4)** All option are correct

**Answer:** All option are correct

**Q 75:** Pick up the correct statement from the following

**Options:**

**1)** The percentage of voids in the aggregate after proper compaction is called the angularity number

**2)** Angular aggregate are superior to rounded aggregate

**3)** The surface texture depends upon the hardness, grain size, free structure and the structure of the rock

**4)** All option are correct

**Answer:** All option are correct

**SSC Junior Engineer All Previous Papers**

**Q 76:** No shrinkage occurs if the concrete is placed in a relative humidity of

**Options:**

**1)** 1

**2)** 0.85

**3)** 0.7

**4)** 0.5

**Answer:** 1

**Q 77:** Argillaceous materials are those

**Options:**

**1)** Which have alumina as the main constituent

**2)** Which have lime as the main constituent

**3)** Which evolve heat on the addition of water

**4)** Which easily break when hammered lightly

**Answer:** Which have alumina as the main constituent

**Q 78:** Spot the odd statement:

**Options:**

**1)** Rounded aggregate

**2)** Irregular or partly rounded aggregate

**3)** Angular flaky aggregate

**4)** Single-size aggregate

**Answer:** Single-size aggregate

**Q 79:** If **d** and **n** are the effective depth and depth of the neutral axis respectively of a singly reinforced beam, the lever arm of the beam, is

**Options:**

**1)** d

**2)** n

**3)** d + n/3

**4)** d – n/3

**Answer:** d – n/3

**Q 80:** Pick up the incorrect statement from the following. The intensity of horizontal shear stress at the element part of a beam section, is directly proportional to

**Options:**

**1)** Shear force

**2)** Area of the section

**3)** Distance of the C.G. of the area from its neutral axis

**4)** Moment of the beam section about its neutral axis

**Answer:** Moment of the beam section about its neutral axis

**Q 81:** If the average stress 6 kg/cm^{2} for M 150 grade concrete, the length of embedment of a bar of diameter d according to I.S. 456 specifications is

**Options:**

**1)** 28 d

**2)** 38 d

**3)** 48 d

**4)** 58 d

**Answer:** 58 d

**Q 82:** A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm^{2} steel. If the modular ratio (m) is 15, the depth of the neutral axis, is

**Options:**

**1)** 20 cm

**2)** 25 cm

**3)** 30 cm

**4)** 35 cm

**Answer:** 30 cm

**Q 83:** If the neutral axis of a T-beam is below the slab, the relationship between the flange width B, depth of neutral axis n, thickness of the slab d_{s}, effective depth of the beam d, gross area of tensile steel A_{t} and the modular ratio m may be stated as

**Options:**

**1)** Bd_{s} (n – d_{s}/2) = mAt(d+n)

**2)** Bd_{s} (n + d_{s}/2) = mAt(d-n)

**3)** Bd_{s} (n – d_{s}/2) = mAt(d-n)

**4)** None of these

**Answer:** Bd_{s} (n – d_{s}/2) = mAt(d-n)

**Q 84:** In a simply supported slab, alternate bars are curtailed at

**Options:**

**1)** 1/4^{th} of the span

**2)** 1/5^{th} of the span

**3)** 1/6^{th} of the span

**4)** 1/7^{th} of the span

**Answer:** 1/7^{th} of the span

**Q 85:** In a slab, the pitch of the main reinforcement should not exceed its effective depth

**Options:**

**1)** Three times

**2)** Four times

**3)** Five times

**4)** Two times

**Answer:** Three times

**Q 86:** In a combined footing if shear exceeds 5 kg/cm^{2}, the nominal stirrups provided are

**Options:**

**1)** 6 legged

**2)** 8 legged

**3)** 10 legged

**4)** 12 legged

**Answer:** 12 legged

**Q 87:** To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its center, the distance of the points of suspension from either end is

**Options:**

**1)** 0.107 L

**2)** 0.207 L

**3)** 0.307 L

**4)** 0.407 L

**Answer:** 0.207 L

**Q 88:** To have pressure wholly compressive under the base of a retaining wall if width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than

**Options:**

**1)** b/3

**2)** b/4

**3)** b/5

**4)** b/6

**Answer:** b/6

**Q 89:** The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span is

**Options:**

**1)** 1/8

**2)** 1/4

**3)** 1/2

**4)** 1/3

**Answer:** 1/2

**Q 90:** The ratio of the deflections of the free end of a cantilever due to an isolated load at 1/3rd and 2/3rd of the span is

**Options:**

**1)** 1/7

**2)** 2/7

**3)** 3/7

**4)** 2/5

**Answer:** 2/7

**Q 91:** A compound bar consists of two bars of equal length. Steel bar cross bar cross-section is 3500 mm^{2} and that of brass bar is 3000 mm^{2}. These are subjected to a Compressive load 100,000 N. If E_{b} = 0.2 MN/mm^{2}, the stresses developed are

**Options:**

**1)** σ_{b} = 10 N/mm^{2}, σ_{s} = 20 N/mm^{2}

**2)** σ_{b} = 8 N/mm^{2}, σ_{s} = 16 N/mm^{2}

**3)** σ_{b} = 6 N/mm^{2}, σ_{s} = 12 N/mm^{2}

**4)** σ_{b} = 5 N/mm^{2}, σ_{s} = 10 N/mm^{2}

**Answer:** σ_{b} = 10 N/mm^{2}, σ_{s} = 20 N/mm^{2}

**Q 92:** The radius of gyration of rectangular section (depth D, width B) from a centroidal axis parallel to the width is

**Options:**

**1)** D/2

**2)** D/√2

**3)** D/(2√3)

**4)** D/(4√3)

**Answer:** D/(2√3)

**Q 93:** For determining the force in AB of the truss shown in the figure below by method of sections, the section is made to pass through AB, AD and ED and the moments are taken about

**Options:**

**1)** Joint C

**2)** Joint B

**3)** Joint D

**4)** Joint A

**Answer:** Joint D

**Q 94:** The force in CD of the truss shown in the figure

**Options:**

**1)** 3t compression

**2)** 3t tension

**3)** Zero

**4)** 1.5t compression

**Answer:** Zero

**Q 95:** A shaft rotating N.R.M. under a torque T, transmits a power of

**Options:**

**1)** TπN/30 Newton meters/sec

**2)** TπN/30 Newton meters/min

**3)** TπN/60 Newton meters/min

**4)** TπN/60 Newton meters/sec

**Answer:** TπN/30 Newton meters/sec

**Q 96:** The greatest load which a spring can carry without getting permanently distorted is called

**Options:**

**1)** Stiffness

**2)** Proof resilience

**3)** Proof stress

**4)** Proof load

**Answer:** Proof load

**Q 97:** In case of a simply supported I – section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge is

**Options:**

**1)** L/2

**2)** L/3

**3)** L/4

**4)** L/5

**Answer:** L/5

**Q 98:** The horizontal thrust on the ends of a two-hinged semicircular arch of radius R carrying

**Options:**

**1)** A Uniformly distributed load w per unit run over its right half span is (2/3)*(wR/π)

**2)** A uniformly distributed load w per unit run over its entire span is (4/3)*(wR/π)

**3)** A distributed load varying from zero at the left end to w per unit horizontal run at the right end, is (2/3)*(wR/π)

**4)** All option are correct

**Answer:** All option are correct

**Q 99:** If a three-hinged parabolic arch, (span I, rise h) is carrying a uniformly distributed load w/unit length over the entire span,

**Options:**

**1)** Horizontal thrust is (wl^{2})/8h

**2)** Shear Force will be zero throughout

**3)** Bending Moment will be zero throughout

**4)** All option are correct

**Answer:** All option are correct

**Q 100:** The equivalent length of a column of length L having both the end fixed is

**Options:**

**1)** 2L

**2)** L

**3)** L/2

**4)** L/√2

**Answer:** L/2

**SSC Junior Engineer All Previous Papers**

The post SSC Junior Engineer Exam Paper 2018 Shift- 4 (Civil Engineering) appeared first on NewtonDesk.

]]>The post SSC Junior Engineer Exam Paper 2018 Shift-3 (Civil Engineering) appeared first on NewtonDesk.

]]>**Q 1:** Which one of the following brick is suitable for the high-class brick masonry ?

**Options:**

**1)** Bull nose bricks

**2)** Jhumb bricks

**3)** Modular bricks

**4)** Under burnt bricks

**Answer:** Modular bricks

**Q 2:** Which of the following is the correct reason for soaking the brick in water before its use ?

**Options:**

**1)** For preventing adsorption of moisture from mortar by bricks

**2)** For reducing air void

**3)** For reducing efflorescence

**4)** For cleaning

**Answer:** For preventing adsorption of moisture from mortar by bricks

**Q 3:** Which of the following compound affects the ultimate strength of cement ?

**Options:**

**1)** Dicalcium silicate

**2)** Tetracalcium alumino-ferrite

**3)** Tricalcium aluminate

**4)** Tricalcium silicate

**Answer:** Dicalcium silicate

**Q 4:** Refractory bricks are generally used to resist_____.

**Options:**

**1)** Chemical action

**2)** Dampness

**3)** High temperature

**4)** Weathering action

**Answer:** High temperature

**Q 5:** Which of the following is the correct percentage of maximum moisture content based in sand where change in volume is maximum ?

**Options:**

**1)** 5%

**2)** 9%

**3)** 12%

**4) **15%

**Answer:** 5%

**Q 6:** Which one of the following cement is best for the marine works ?

**Options:**

**1)** Blast furnace slag cement

**2)** High alumina cement

**3)** Low heat Portland cement

**4)** Rapid hardening cement

**Answer:** Blast furnace slag cement

**Q 7:** Which of the following is limit of the moisture content that can be achieved in the air drying process of timber ?

**Options:**

**1)** 10%

**2)** 15%

**3)** 20%

**4)** 28%

**Answer:** 15%

**Q 8: **Which of the following proportion of cement and standard sand is used in cement mortar while testing the compressive and tensile strength of cement ?

**Options:**

**1)** 1:2

**2)** 1:3

**3)** 1:4

**4)** 1:6

**Answer:** 1:3

**Q 9:** Which of the following is the important factor that affects the shrinkage of cement concrete ?

**Options:**

**1)** Quantity of cement

**2)** Size of coarse aggregates

**3)** Size of the fine aggregate

**4)** Amount of water added during mixing of concrete

**Answer:** Amount of water added during mixing of concrete

**Q 10:** Calculate the proportion (in percentage) of fine aggregate in combined aggregate so that the fineness modulus of the combined aggregate becomes 6.4. The fitness modulus of coarse aggregate and fine aggregate in the concrete mix is 7.6 and 2.8 respectively.

**Options:**

**1)** 20

**2)** 33.33

**3)** 35

**4)** 66.6

**Answer:** 33.3

**Q 11:** Which of the following unit is used for estimation of D.P.C. work ?

**Options:**

**1)** Number

**2)** Cubic meter

**3)** Running meter

**4)** Square meter

**Answer: ** Square meter

**Q 12:** Calculate the quantity of the sand required (in cubic meter) in 20 cubic meters of reinforced cement concrete (1:2:4).

**Options:**

**1)** 2.87

**2)** 4.4

**3)** 5.7

**4)** 8.8

**Answer:** 8.8

**Q 13:** Deduction at cross wall for total length of the central line is______.

**Options:**

**1)** Half of thickness of wall

**2)** No deduction

**3)** Thickness of wall

**4)** Twice of the thickness of wall

**Answer:** Thickness of wall

**Q 14:** Calculate the quantity of the earth works in cubic meter for a canal embankment of 100 m long having cross section areas at the two sections are 20 Square meters and 80 square meters. Use trapezoidal method.

**Options:**

**1)** 2000

**2)** 5000

**3)** 7000

**4)** 10000

**Answer:** 5000

**Q 15:** Accuracy in measurement of the area should be_____.

**Options:**

**1)** 1 square centimeter

**2)** 10 square centimeter

**3)** 100 square centimeter

**4)** 1 square meter

**Answer:** 100 square centimeter

**Q 16:** For estimation of painted area of corrugated asbestos cement sheets, percentage increase in area above the painted area is_____.

**Options:**

**1)** 10%

**2)** 14%

**3)** 20%

**4)** 25%

**Answer:** 20%

**Q 17:** Which of the following is the purpose of the valuation ?

**Options:**

**1)** Approximate estimation of cost

**2)** Analysis of rate

**3)** Detailed estimation of cost

**4)** Taxation

**Answer:** Taxation

**Q 18:** An electric generator is installed in the building at a cost of Rs. 50,000. Calculate the annual sinking fund (Rs.) required to be deposited to accumulate the whole amount of 5% compound interest. Assume the life of the electric generator as 10 years.

**Options:**

**1)** 1535

**2)** 30695

**3)** 3975

**4)** 79503

**Answer:** 3975

**Q 19:** No deduction is made for opening in estimation of masonry work up to______.

**Options:**

**1)** 1 square centimeter

**2)** 10 square centimeter

**3)** 100 square centimeter

**4)** 1000 square centimeter

**Answer:** 1000 square centimeter

**Q 20:** Calculate the weight (kg) per meter length of 25 mm diameter steel bar place at a spacing of 250 mm center by center for 1 meter.

**Options:**

**1)** 0.96

**2)** 3.85

**3)** 7.7

**4)** 15.43

**Answer:** 15.43

**Q 21:** Which one is the upper limit of survey area (square kilometer) for use of plane survey ?

**Options:**

**1)** 250

**2)** 300

**3)** 350

**4)** 450

**Answer:** 250

**Q 22: **Which one is the smallest scale ?

**Options:**

**1)** 1:100

**2)** 1:500

**3)** 1:1,000

**4)** 1:2,500

**Answer:** 1:2,500

**Q 23:** A line of true length 398 m when measured by a chain of 20m chain is recorded to be 400 m. What is the actual length of the chain (in m) ?

**Options:**

**1) **19.9

**2)** 20.1

**3) **20.4

**4)** 21.5

**Answer:** 19.9

**Q 24:** Calculate the correction for temperature for a tape of length ‘L’, if the increase in temperature is ‘T’ above the standard temperature. The coefficient of the temperature for tape material is ‘a’

**Options:**

**1)** aT / L

**2) **– aT / L

**3)** + aTL

**4)** – aTL

**Answer:** + aTL

**Q 25:** What is the correct sequence of the temporary adjustment of level ?

**Options:**

**1)** Centering, leveling and settling

**2)** Leveling, setting and centering

**3)** Setting, centering and leveling

**4)** Setting, leveling and centering

**Answer:** Setting, centering and leveling

**SSC Junior Engineer All Previous Papers**

**Q 26:** The values of whole circle bearing vary from______.

**Options:**

**1)** 0^{o} to 90^{o}

**2)** 0^{0} to 180^{o}

**3)** 0^{o} to 270^{o}

**4)** 0^{o} to 360^{o}

**Answer:** 0^{o} to 360^{o}

**Q 27:** Which of the following statement is correct for proper adjustment of the theodolite ?

**Options:**

**1)** Axis of plate level is perpendicular to the horizontal axis.

**2)** Line of collimation is perpendicular to the horizontal axis.

**3)** Line of collimation is parallel to the vertical axis.

**4)** Line of collimation is perpendicular to the vertical axis.

**Answer:** Line of collimation is perpendicular to the horizontal axis.

**Q 28:** Which of the following are correct for sensitivity of the bubble tube ?

**Options:**

**1)** Sensitivity decreases with increase in internal radius of the tube.

**2)** Sensitivity decreases with increase with increase in diameter of the tube.

**3)** Sensitivity increase with decrease in length of the tube.

**4)** Sensitivity increases with decrease in viscosity of the liquid.

**Answer:** Sensitivity increases with decrease in viscosity of the liquid.

**Q 29:** Calculate the curvature correction (in m) if distance between the instrument and staff is 500 m.

**Options:**

**1)** 0.0196

**2)** – 0.0196

**3)** 0.0028

**4)** – 0.0028

**Answer:** – 0.0196

**Q 30:** Calculate the volume of the earthwork (in cubic meter) using trapezoidal method if the cross section areas of the three section of embankment at an interval of 20 m are 40 square meters, 50 square meters and 80 square meters.

**Options:**

**1)** 1067

**2)** 1700

**3)** 2200

**4)** 3200

**Answer:** 2200

sp;

**Q 31:** The_____soil transported by the gravitational forces.

**Options:**

**1)** Alluvial soil

**2)** Colluvial soil

**3)** Loess

**4)** Till

**Answer:** Colluvial soil

**Q 32:** Which of the following is determined with the help of pycnometer ?

**Options:**

**1)** Dry density and specific gravity

**2)** Void ratio and dry density

**3)** Water content and specific gravity

**4)** Water content and void ratio

**Answer:** Water content and specific gravity

**Q 33:** The cell pressure and pore water pressure is increased from 0.1 N/sq. m to 0.26 N/sq. m and 0.07 N/sq.m respectively in the triaxial test. The Skempton’s pore pressure parameter is given by_____.

**Options:**

**1)** – 3

**2)** – 0.5

**3)** 0.5

**4)** 2

**Answer:** 0.5

**Q 34:** Which one of the following shows time factor (approximate), for 50% degree of consolidation ?

**Options:**

**1)** 0.2

**2)** 0.5

**3)** 1

**4)** 2

**Answer:** 0.2

**Q 35:** Which one of the following is true about ideal fluid ?

**Options:**

**1)** It is compressible.

**2)** It is incompressible.

**3)** It has high sheer force.

**4)** It has high value of viscosity.

**Answer:** It is incompressible.

**Q 36:** The diameter of droplet is 0.075 mm. What is the intensity of the pressure (N.sq. cm) developed in the droplet by surface tension of 0.000075 N/mm ?

**Options:**

**1)** 0.4

**2)** 0.6

**3)** 0.8

**4)** 1

**Answer:** 0.4

**Q 37:** A rectangular block of dimensions 2 m **x** 1 m **x** 1 m is floating in the water with immersing depth of 0.5 m. What is the weight of block (kN) if unit weight of water is 10 kN/cubic meter.

**Options:**

**1)** 5

**2)** 10

**3)** 15

**4)** 20

**Answer:** 10

**Q 38:** On which principle equation of continuity is based ?

**Options:**

**1)** Conservation of energy

**2)** Conservation of mass

**3)** Conservation of momentum

**4)** All option are correct

**Answer:** Conservation of mass

**Q 39:** If Reynolds numbers are 1000,000, then what is the approximate value of friction for the smooth pipe ?

**Options:**

**1)** 0.1

**2)** 0.01

**3)** 0.001

**4)** 0.0001

**Answer:** 0.01

**Q 40:** Which one of the following is correct for impulse turbine ?

**Options:**

**1)** Always operates in submerged condition

**2)** Converts pressure head into velocity with the help of vanes

**3)** Operates by initial complete conversion to kinetic energy

**4)** Operates by initial complete conversion to potential energy

**Answer:** Operates by initial complete conversion to kinetic energy

**Q 41:** When the water drawn from the central hole made in wash hand basin, the type of flow of water is_____.

**Options:**

**1)** Forced vortex

**2)** Free vortex

**3)** Tangential flow

**4)** Transitional flow

**Answer:** Free vortex

**Q 42:** Which of the following turbine is suitable to generate the power of 10,000 hp, working at the speed of 500 rpm under a head of 81 m ?

**Options:**

**1)** Propeller

**2)** Francis

**3)** Kaplan

**4)** Pelton

**Answer:** Francis

**Q 43:** Calculate the specific energy (m-kg / kg) of the flow if the velocity of flow is 2.22 m/s and depth of flow is 1 m.

**Options:**

**1)** 1.25

**2)** 2.22

**3)** 3.22

**4)** 4.22

**Answer:** 1.25

**Q 44:** The sphere of diameter 0.02 m is falls in the fluid of kinematic viscosity 10 stokes with the terminal velocity of 0.02 m/s. What is the value of coefficient of drag on the falling sphere ?

**Options:**

**1)** 40

**2)** 60

**3)** 80

**4)** 100

**Answer:** 60

**Q 45:** As one moves from head of the canal to the field, the duty of the water_____.

**Options:**

**1)** Decreases

**2)** Either increases or decreases

**3)** Increases

**4)** Remains constant

**Answer:** Increases

**Q 46:** Which of the following is the correct assumption of the kennedy’s theory ?

**Options:**

**1)** Shape of regime channel is semicircular.

**2)** Slit is in Suspension due to buoyancy force.

**3)** Slit is in suspension due to eddy formed from bottom of channel.

**4)** Slit is in suspension due to eddy formed from wetted perimeter of channel.

**Answer:** Slit is in suspension due to eddy formed from bottom of channel.

**Q 47:** What is the value of the lateral coefficient of the friction as per the IRC ?

**Options:**

**1)** 0.007

**2)** 0.01

**3)** 0.15

**4)** 0.3

**Answer:** 0.15

**Q 48: **Calculate the safe stopping sight distance (in m) for the descending gradient of 3% for a design speed of 80 km/h. Take coefficient of friction as 0.35 and total reaction time as 2 seconds.

**Options:**

**1)** 110.82

**2)** 123.26

**3)** 1018.41

**4)** 1092

**Answer:** 123.26

**Q 49:** Which of the following is the minimum limit (ppm) of the dissolved oxygen that must be in the water for survival of aquatic life ?

**Options:**

**1)** 1

**2)** 4

**3)** 10

**4)** 40

**Answer:** 4

**Q 50:** A stream has flow of 20 cumecs and BOD concentration of 10 mg/l receives the industrial waste water having flow of 1.5 cumecs and BOD concentration of 250 mg/l. What is the BOD concentration (mg/l) of stream at downstream point of meeting of stream with industrial waste ?

**Options:**

**1)** 2.67

**2)** 12.09

**3)** 13

**4)** 26.74

**Answer:** 26.74

**SSC Junior Engineer All Previous Papers**

**Q 51:** A riveted joint may experience

**Options:**

**1)** Shear failure

**2)** Shear failure of plates

**3)** Bearing failure

**4)** All option are correct

**Answer:** All option are correct

**Q 52:** If p and d are pitch and gross diameter of rivets, the efficiency (η) of the riveted joint is given by

**Options:**

**1)** η = p/(p-d)

**2)** η = p/(p+d)

**3)** η = (p-d)/p

**4)** η = (p+d)/p

**Answer:** η = (p-d)/p

**Q 53:** If the moment of inertia of a section about its axis is **I** and its effective sectional area is A, its radius of gyration **r** about the axis is

**Options:**

**1)** r = I/A

**2)** r = √(I/A)

**3)** r = √(A/I)

**4)** None of these

**Answer:** r = √(I/A)

**Q 54:** Allowable working stress corresponding to the slenderness ratio of double angles placed back to back and connected to one side of a gusset plate is reduced to

**Options:**

**1)** 50%

**2)** 60%

**3)** 70%

**4)** 80%

**Answer:** 80%

**Q 55:** According to I.S. : 800 – 1871, lacing bars resist transverse shear equal to______.

**Options:**

**1)** 1.0% of the axial load

**2)** 2.0% of the axial load

**3)** 2.5% of the axial load

**4)** 3.0% of the axial load

**Answer:** 2.5% of the axial load

**Q 56:** Pick up the correct statement from the following

**Options:**

**1)** Loaded columns are supported on column bases

**2)** Column bases transmit the column load to the concrete foundation

**3)** Column load is spread over a large area on concrete

**4)** All option are correct

**Answer:** All option are correct

**Q 57:** In the composition of good bricks, the total content of slit and clay, by weight should not be less than

**Options:**

**1)** 20%

**2)** 30%

**3)** 50%

**4)** 75%

**Answer:** 50%

**Q 58:** In factory buildings, the horizontal beams spanning between the wall columns supporting a wall covering are called

**Options:**

**1)** Stringers

**2)** Trimmers

**3)** Girts

**4)** Lintels

**Answer:** Girts

**Q 59:** The average shear stress (in kg/ cm^{2}) for rolled beam section, is

**Options:**

**1)** 845

**2)** 945

**3)** 1025

**4)** 1500

**Answer:** 945

**Q 60:** Web crippling generally occurs at the point where

**Options:**

**1)** Bending moment is maximum

**2)** Shearing force is minimum

**3)** Concentrated loads act

**4)** Deflection is maximum

**Answer:** Concentrated loads act

**Q 61:** The strength and quality of concrete, depends upon:

**Options:**

**1)** Grading of aggregates

**2)** Surface area of aggregates

**3)** Shape of aggregates

**4)** All option are correct

**Answer:** All option are correct

**Q 62:** The process of adding water to lime to convert it into a hydrated lime is termed as :

**Options:**

**1)** Watering

**2)** Baking

**3)** Hydration

**4)** Slaking

**Answer:** Slaking

**Q 63:** If aggregates completely pass through a sleve of size 75 mm and are retained on a sleve of size 60 mm, the aggregates will be known as elongated aggregate if its length is not less than

**Options:**

**1)** 81.5 mm

**2)** 91.5 mm

**3)** 101.5 mm

**4)** 121.5 mm

**Answer:** 121.5 mm

**Q 64:** The calcinations of pure lime result in:

**Options:**

**1)** Quick lime

**2)** Hydraulic lime

**3)** Hydrated lime

**4)** Fat lime

**Answer:** Quick lime

**Q 65:** Pick up the correct statement from the following

**Options:**

**1)** An increase in water content must be accompanied by an increase in cement content

**2)** Angular and rough aggregates reduce the workability of the concrete

**3)** Large size aggregates increase the workability due to lesser surface area

**4)** All option are correct

**Answer:** All option are correct

**Q 66:** According to I.S. 456, the number of grades of standard concrete mixes are

**Options:**

**1)** 3

**2)** 5

**3)** 6

**4)** 7

**Answer:** 7

**Q 67:** Curing a concrete for long period ensures better

**Options:**

**1)** Volume stability

**2)** Strength

**3)** Water resistance

**4)** All option are correct

**Answer:** All option are correct

**Q 68:** The main object of compaction of concrete is

**Options:**

**1)** To eliminate air holes

**2)** To achieve maximum density

**3)** To provide intimate contact between the concrete and embedded materials.

**4)** All option are correct

**Answer:** All option are correct

**Q 69:** Construction joints are provided

**Options:**

**1)** Where B.M and S.F are small

**2)** Where the member is supported by other member

**3)** At 18 m apart in huge structures

**4)** All option are correct

**Answer:** All option are correct

**Q 70:** Pick up the correct statement from the following

**Options:**

**1)** Construction Joints are necessarily planned for their locations

**2)** Expansion joints are provided to accommodate thermal expansion

**3)** Construction joints are provided to control shrinkage cracks

**4)** All option are correct

**Answer:** All option are correct

**Q 71:** Grading of sand causes great variation in

**Options:**

**1)** Workability of concrete

**2)** Strength of concrete

**3)** Durability of concrete

**4)** All option are correct

**Answer:** All option are correct

**Q 72:** The light weight aggregates are obtained from

**Options:**

**1)** Sedimentary rocks

**2)** Metamorphic rocks

**3)** Igneous rocks

**4)** Volcanic source

**Answer:** Volcanic source

**Q 73:** The bulk density of aggregates depends upon its

**Options:**

**1)** Shape

**2)** Grading

**3)** Compaction

**4)** All option are correct

**Answer:** All option are correct

**Q 74:** Batching error means inaccuracy in the quantity of

**Options:**

**1)** Aggregates

**2)** Cement

**3)** Water

**4)** All option are correct

**Answer:** All option are correct

**Q 75:** The center needle of the attachment of the Vicat plunger projects the circular cutting edge by

**Options:**

**1)** 0.2 mm

**2)** 0.5 mm

**3)** 1 mm

**4)** 5 mm

**Answer:** 0.5 mm

**SSC Junior Engineer All Previous Papers**

**Q 76:** The flakiness index of aggregates is the percentage by weight of particles in it whose thickness is less than______.

**Options:**

**1)** 2/5th of mean length

**2)** 3/5th of mean length

**3)** 4/5th of mean length

**4)** None of these

**Answer:** 3/5th of mean length

**Q 77:** The field test for the quality of cement consists in putting a small quantity of cement in a bucket containing water. A good quality cement will:

**Options:**

**1)** Immediately dissolve in the water

**2)** Float on the water surface

**3)** Sink to the bottom of the bucket

**4)** Produce the steam

**Answer:** Float on the water surface

**Q 78:** For the repair of roads

**Options:**

**1)** Low-heat cement is used

**2)** Rapid-hardening cement is used

**3)** High-alumina cement is used

**4)** Sulphate-resisting cement is used

**Answer:** Rapid-hardening cement is used

**Q 79:** The advantage of reinforced concrete, is due to

**Options:**

**1)** Monolithic character

**2)** Fire-resisting and durability

**3)** Economy because of less maintenance cost

**4)** All option are correct

**Answer:** All option are correct

**Q 80:** By over-reinforcing a beam, the moment of resistance can be increased not more than

**Options:**

**1)** 10%

**2)** 15%

**3)** 20%

**4)** 25%

**Answer:** 25%

**Q 81:** Spacing of stirrups in a rectangular beam, is

**Options:**

**1)** Kept constant throughout the length

**2)** Decreased towards the centre of the beam

**3) **Increased at the ends

**4) **Increased at the center of the beam

**Answer:** Increased at the center of the beam

**Q 82:** The radius of a bar bend to form a hook should not be less than

**Options:**

**1)** Twice the diameter

**2)** Thrice the diameter

**3)** Four times the diameter

**4)** Five times the diameter

**Answer:** Twice the diameter

**Q 83:** Steel bars are generally connected together to get greater length than the standard length by providing

**Options:**

**1)** Straight bar splice

**2)** Hooked splice

**3)** Dowel splice

**4)** All option are correct

**Answer:** All option are correct

**Q 84:** The diameter of longitudinal bars of a column should never be less than

**Options:**

**1)** 6 mm

**2)** 8 mm

**3)** 10 mm

**4)** 12 mm

**Answer:** 12 mm

**Q 85:** The maximum ratio of span to depth of a slab simply supported and spanning in two directions is

**Options:**

**1)** 25

**2)** 30

**3)** 35

**4)** 40

**Answer:** 35

**Q 86:** For a continuous slab supported at ends and carried over intermediate beams

**Options:**

**1) **Max. sagging B.M. for the end spans = +(wl^{2})/10

**2)** Max. hogging B.M. over penultimate supports is equal to –(wl^{2})/10

**3)** Max. sagging B.M. for the interior spans = + (wl^{2})/12

**4)** All option are correct

**Answer:** All option are correct

**Q 87:** The advantage of a concrete pile over a timber pile is

**Options:**

**1)** No decay due to termites

**2)** No restriction on length

**3)** Higher bearing capacity

**4)** All option are correct

**Answer:** All option are correct

**Q 88:** A raft foundation is provided if its area exceeds the plan area of the building by

**Options:**

**1)** 10%

**2)** 20%

**3)** 30%

**4)** 50%

**Answer:** 50%

**Q 89:** The forces in the members of simple trusses may be analysed by

**Options:**

**1)** Graphical method

**2)** Method of joints

**3)** Method of sections

**4)** All option are correct

**Answer:** All option are correct

**Q 90:** A rolled steel joist is simply supported at its end and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be

**Options:**

**1)** 10 m

**2)** 12 m

**3)** 14 m

**4)** 16 m

**Answer:** 16 m

**Q 91:** A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is

**Options:**

**1)** w (1+f/g)/A

**2)** (1-g/f)/A

**3)** w (2+f/g)/A

**4)** w (2+g /f)/A

**Answer:** w (1+f/g)/A

**Q 92:** A material which obey’s Hooke’s law is subjected to direct stress σ_{o}. At its elastic limit, which of the following statements is true ?

**Options:**

**1)** Strain is equal to σ_{o}/E

**2)** Maximum shear stress = σ_{o}/2

**3)** Strain energy = (σ_{o}^{2}/2E) x volume

**4)** All option are correct

**Answer:** All option are correct

**Q 93:** Keeping the depth **d** constant, the width of a cantilever of length **l** of uniform strength loaded with a uniformly distributed load w varies from zero at the free end and

**Options:**

**1)** (2w/σd^{2}) * l^{2} at the fixed end

**2)** (3w/σd^{2}) * l^{2} at the fixed end

**3)** (3w/σd) * l^{2} at the fixed end

**4)** (5w/σd^{2}) * l^{2} at the fixed end

**Answer:** (3w/σd) * l^{2} at the fixed end

**Q 94:** The force in EC of the truss shown in the figure below is

**Options:**

**1)** Zero

**2)** 5t tension

**3)** 5t Compression

**4)** 4t tension

**Answer:** 5t Compression

**Q 95:** In the cable shown in the figure below, the minimum tension occurs at

**Options:**

**1)** A

**2)** B

**3)** C

**4)** Between A and C

**Answer:** C

**Q 96:** A shaft is subjected to a bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft is

**Options:**

**1)** M/T

**2)** T/M

**3)** 2M/T

**4)** 2T/M

**Answer:** 2M/T

**Q 97:** The shape factor of standard rolled beam section varies from

**Options:**

**1)** 1.10 to 1.20

**2)** 1.20 to 1.30

**3)** 1.30 to 1.40

**4)** 1.40 to 1.50

**Answer:** 1.10 to 1.20

**Q 98:** In plastic analysis, the shape factor for a triangular section is

**Options:**

**1)** 1.5

**2)** 1.34

**3)** 2.34

**4)** 25

**Answer:** 2.34

**Q 99:** Shear center of a half circular section of radius r and of constant thickness, lies at a distance of x from the center, where **x** is

**Options:**

**1)** r/π

**2)** 2r/ π

**3)** 3r/ π

**4)** 4r/ π

**Answer:** 4r/ π

**Q 100:** A three hinged arch is generally hinged at its supports and

**Options:**

**1)** At one quarter span

**2)** At the crown

**3)** Anywhere in the rib

**4)** None of these

**Answer:** Anywhere in the rib

**SSC Junior Engineer All Previous Papers**

The post SSC Junior Engineer Exam Paper 2018 Shift-3 (Civil Engineering) appeared first on NewtonDesk.

]]>The post SSC Junior Engineer Exam Paper 2018 Shift-2 (Civil Engineering) appeared first on NewtonDesk.

]]>**Q1:** The defect that is caused by falling of rain water on the hot surfaces of the bricks is known as______.

**Options:**

1) Bloating

2) chuffs

3) Cracks

4) lamination

**Answer: **chuffs

**Q2:** Which of the following property of bitumen is related to the Pensky-Marten test?

**Options:**

1) Ductility

2) Softening point

3) Flash and fire point

4) Viscosity

**Answer: **Flash and fire point

**Q3:** The defect in timber that arises due to the swelling caused by growth of layers of sap wood over the wounds after branch is cut off is called as_______.

**Options:**

1) checks

2) knots

3) shakes

4) rind gall

**Answer: **rind gall

**Q4:** Which of the following is the measure of ease with which the wood may split?

**Options:**

1) Cleavability

2) Shearing strength

3) Stiffness

4) Toughness

**Answer: **Cleavability

**Q5: **The get space ratio of a concrete sample is given as 0.589.

What is the theoretical strength (N/mm^{2}) of that concrete sample ?

**Options:
**1) 49.04

2) 65.71

3) 104.03

4) 116.8

**Options:**

**1)**

**2)**

**3)**

**4)**

**Answer: **

**Q7:** The aggregate which is obtained from the seashore or rivers and produces minimum voids in the concrete is known as_______.

**Options:**

1) angular aggregates

2) flaky aggregates

3) irregular aggregates

4) rounded aggregates

**Answer: **rounded aggregates

**Q8:** The detachment of the paint film from the surface is known as _____.

**Options:**

1) chalking

2) cracking

3) flaking

4) wrinkling

**Answer: **flaking

**Q9:** Which of the following is the homogeneous solution of resins in the alcohol?

**Options:**

**1)** Distemper

**2)** Enamel paint

**3)** Plastic paint

**4)** Varnish

**Answer: **Varnish

**Q10:** In the softening point test of the bitumen with the help of ring and ball apparatus, what is the diametre (cm) of the steel ball?

**Options:**

**1)** 0.35

**2)** 0.65

**3)** 0.95

**4)** 1.25

**Answer: **0.95

**Q11:** Which of the following is the CORRECT statement for length of the short wall, as one move from earthwork to brick work in super structure in long and short wall method?

**Options:**

1) Its value decreases

2) Its value depends upon the length of the wall.

3) Its value increases.

4) Its value remains same.

**Answer: **Its value increases.

**Q12:** Which of the following is the unit of measurement for rivets?

**Options:**

1) Bags

2) Cubic meter

3) Numbers

4) Quintal

**Answer: **Quintal

**Q13:** Which of the following statement is CORRECT for units of measurement?

**Options:**

1) Bands of specified width are measured in running meter.

2) Work consists of the linear measurement and is measured in square meter.

3) Single units are measured in meter.

4) Work consists of areal surface and is measured in cubic meter.

**Answer: **Work consists of areal surface and is measured in cubic meter.

**Q14:** Which of the following area is NOT included in the plinth area of the building?

**Options:**

1) Area of the lofts.

2) Area of Barsati at terrace level.

3) Area of walls at floor level.

4) Porches of non-cantilever type.

**Answer: **Area of the lofts.

**Q15:** Which of the following multiplying factor is used for the estimation of lead for Cartze tracks?

**Options:**

1) 0.8

2) 1

3) 1.1

4) 1.2

**Answer: **1.1

** **

**Q16:** Threading in the iron is measured in _____.

**Options:**

1) centimeter

2) kilogram

3) number

4) square centimeter

**Answer: **centimeter

**Q17:** Calculate the cost (Rs.) of 100 mm thick brick lining of a septic tank of size 5 m x 3 m x 1.5 m, if the rate of lining is Rs. 200 per square meter.

**Options:**

1) 4500

2) 4800

3) 5400

4) 7800

**Answer: **7800

**Q18:** Calculate the annual percentage depreciation of a machine using the constant percentage method, if purchasing cost is Rs. 12,000 and scrap value is Rs 3,000 and the life of the machine is 8 years.

**Options:**

1) 9.37

2) 16

3) 26.67

4) 33.33

**Answer: **16

**Q19:** The number of the bricks delivered by an unskilled labour to a distance of 10 m in a working day is approximately _____.

**Options:**

1) 1500

2) 2200

3) 4200

4) 5500

**Answer: **4200

**Q20:** Calculate the quantity (cubic meter) of fine aggregate required for construction of a circular water tank of 3.5 m diameter and 5 m height, if M 25 cement concrete is used.

**Options:**

1) 12

2) 18.5

3) 37

4) 48

**Answer: **37

**Q21:** Which type of error is represented by a closed traverse, if the algebraic sum of latitude of all the lines is zero?

**Options:**

1) Compensating error

2) Negative error

3) No error

4) Positive error

**Answer: **No error

**Q22:** The difference between the fore bearing and back bearing for any station is equal to _____.

**Options:**

1) external angle

2) either external or internal angle

3) internal angle

4) right angle

**Answer: **either external or internal angle

**Q23:** Which of the following statement is CORRECT when the theodolite is properly adjusted?

**Options:**

1) Horizontal line passes through the centre of the horizontal circle.

2) Tangent to plate bubble must be perpendicular to horizontal axis.

3) Tangent to plate bubble must be perpendicular to vertical axis.

4) Vertical line passes through the centre of the vertical circle.

**Answer: **Tangent to plate bubble must be perpendicular to vertical axis.

**Q24:** Which of the following test is used to make the horizontal axis perpendicular to the vertical axis?

**Options:**

1) Azimuth test

2) Cross hair ring test

3) Spire test

4) Vertical arc test

**Answer: **Spire test

**Q25:** For more precise prediction of the terrain relief, the contour interval should_____.

**Options:**

1) decrease continuously

2) increase continuously

3) be larger

4) be smaller

**Answer: **be smaller

**SSC Junior Engineer All Previous Papers**

**Q26:** The areas included by contour lines for a proposed dam are given as,

Contour (m) |
410 | 420 | 430 | 440 | 450 |

Area (hectares) |
205 | 120 | 145 | 95 | 135 |

**Options:**

1) 42000000

2) 53000000

3) 70000000

4) 80000000

**Answer: **53000000

**Q27:** Which of the following statement is CORRECT for estimating the corrected area from a map of shrunk factor ‘F’?

**Options:**

1) It is directly proportional to F.

2) It is directly proportional to square of F.

3) It is inversely proportional to F.

4) It is inversely proportional to square of F

**Answer: **It is inversely proportional to square of F

**Q28:** Which of the following leveling method is used to determine the difference of elevation of two points that are quite apart?

**Options:**

1) Check leveling

2) Fly leveling

3) Reciprocal leveling

4) Simple leveling

**Answer: **Reciprocal leveling

**Q29:** A level is set on a station at a distance of 500 m from point A and 800 m from point B. The staff readings on the staffs kept at point A and B are 1.55 m and 1.95 m respectively. Calculate the true difference in elevation of the point A and B.

**Options:**

1) 0.348

2) 0.374

3) 0.4

4) 0.426

**Answer: **0.374

**Q30:** Which of the following method estimates the best volume of earthwork of an irregular embankment?

**Options:**

1) Average ordinate method

2) Mid-ordinate method

3) Simpson’s method

4) Trapezoidal method

**Answer: **Simpson’s method

**Q31:** Which of the following represents the void ratio of soil sample whose porosity is 0.452?

**Options:**

1) 0.264

2) 0.561

3) 0.729

4) 0.825

**Answer: **0.825

**Q32:** The moisture content in a soil sample is 18.2% and specific gravity of the soil particles is given by 2.65. What is the void ratio for sample, if the soil is fully saturated?

**Options:**

1) 0.157

2) 0.291

3) 0.482

4) 0.634

**Answer: **0.482

**Q33:** If the degree of saturation of soil is given by 67.89%, what is the percentage of air content of the soil?

**Options:**

1) 10.5

2) 20.25

3) 32.11

4) 40.43

**Answer: **32.11

**Q34:** Which of the following expression represent the relative compaction of soil, where variables have their standard meanings?

**Options:**

**1)**

**2)**

**3)**

**4)** None of these

**Answer: **

**Q35:** The type of fluid in which flow and fluid properties does not change with time at any given location, is known as______.

**Options:**

1) non-uniform flow

2) rotational flow

3) steady flow

4) unsteady flow

**Answer: **steady flow

**Q36: **For a flow, the velocity components are given by u = (λxy^{2} – x^{3}y^{2}) and v = (x^{2}y^{3} – 3y^{3}). What is the value of** λ **for the possible flow field which includes steady incompressible flow ?

**Options:**

1) 3

2) 5

3) 7

4) 9

**Answer: **9

**Q37:** What is the value of angle (degree) between stream lines and equipotential lines at the point of intersection in the flow net?

**Options:**

1) 0

2) 45

3) 60

4) 90

**Answer: **90

**Q38:** What is the cross-sectional area (sq. m) of the channel, if its hydraulic radius and wetted perimeter is given as 300 cm and 860 cm respectively?

**Options:**

1) 10.5

2) 15.6

3) 25.8

4) 32.4

**Answer: **25.8

**Q39:** The flow in a channel is laminar and Reynolds number is given by 1200. What is the friction factor for the channel?

**Options:**

1) 0.001

2) 0.008

3) 0.023

4) 0.053

**Answer: **0.053

**Q40:** A circular pipe of diameter 0.5 m carries the discharge of 50 liters/s. The head loss due to friction in pipe is 0.15 m and friction factor for the pipe is given as 0.01. What is the length (m) of pipe?

**Options:**

1) 1150

2) 1860

3) 2263

4) 2785

**Answer: **2263

**Q41:** The Froude number for a hydraulic jump is 3.2, the type of jump is________.

**Options:**

1) oscillating jump

2) steady jump

3) strong jump

4) weak jump

**Answer: **oscillating jump

**Q42:** At a certain point, the absolute pressure and atmospheric pressure is given by 850 mm of Hg and 700 mm of Hg respectively. What is the value of gauge pressure (mm of Hg) at that point?

**Options:**

1) 50

2) 100

3) 150

4) 200

**Answer: **150

**Q43:** The head produced by a liquid of relative density 1.62 is equal to the pressure of 250 kPa. What is the head (m) produced by the liquid?

**Options:**

1) 5.04

2) 7.53

3) 15.73

4) 25.21

**Answer: **15.73

**Q44: **Which of the following expression represents the energy dissipated in the hydraulic jump ? y_{1} and y_{2} are the flow depth at supercritical flow and subcritical flow respectively.

**Q45:** Which of the following statement is CORRECT for duty of the water?

**Options:**

1) It increases with an increase in temperature.

2) It increases with an increase in wind speed.

3) It increases with an increase in humidity

4) It is not affected by climatic conditions.

**Answer: **It increases with an increase in humidity

**Q46:** Which of the following process includes spreading of an external material on the soils to increase infiltration and reduce evaporation?

**Options:**

1) Mulching

2) Paleo irrigation

3) Ploughing

4) Tillage

**Answer: **Mulching

**Q47:** The value of rigidity factor for design purpose, if the tyre pressure is greater than 0.7 MPa is ______.

**Options:**

1) greater than 1.

2) less than 1.

3) equal to 1

4) zero

**Answer: **less than 1.

**Q48:** Calculate the design rate of super elevation on a 3 degree horizontal curve for a narrow gauge track, if design velocity on the curve is 70 km/h.

**Options:**

1) 0.051

2) 0.07

3) 0.067

4) 0.112

**Answer: **0.051

**Q49:** The path taken by the continuous discharge of gaseous effluents emitted from chimney is commonly known as_____.

**Options:**

1) lapse rate

2) inversion

3) plume

4) None of these

**Answer: **plume

**Q50:** The measure of absorption or scattering of light by the suspended materials present in the water is known as______.

**Options:**

1) alkalinity

2) color

3) hardness

4) turbidity

**Answer: **turbidity

**SSC Junior Engineer All Previous Papers**

**Q51:** Number of rivets required in a joint is

**Options:**

1) load /shear strength of a rivet

2) load/bearing strength of a rivet

3) load/tearing strength of a rivet

4) None of these

**Answer: **None of these

**Q52:** Effective length of a column effectively held in position and restrained in direction at one end but neither held in position nor restrained in direction at the other end is

**Options:**

1) L

2) 0.67 L

3) 0.85 L

4) 2 L

**Answer: **2 L

**Q53:** A compression member consisting of angle sections may be a

**Options:**

1) continuous member

2) discontinuous single angle strut

3) discontinuous double angle strut

4) All option are correct

**Answer: **All option are correct

**Q54:** If the area of cross-section of a single angle discontinuous strut is 30 cm^{2} and allowable working stress corresponding to its slenderness ratio is 625 kg/cm2, the safe load carrying capacity of the member is

**Options:**

1) 10 tonnes

2) 12 tonnes

3) 15 tonnes

4) 18 tonnes

**Answer: **15 tonnes

**Q55:** If the depth of two column sections are equal, then the column splice is provided

**Options:**

1) with filler plates

2) with bearing plates

3) with filler and bearing plates

4) None of these

**Answer: **None of these

**Q56:** When a tension member is made of four angles with a plate as web, the allowance for holes is made as

**Options:**

1) two holes for each angle and one hole for the web

2) one hole for each angle and one hole for the web

3) one hole for each angle and two holes for the web

4) None of these

**Answer: **one hole for each angle and two holes for the web

**Q57:** The beam outside a wall up to floor level above it, is known as

**Options:**

1) rafter

2) lintel

3) spandrel beam

4) None of these

**Answer: **spandrel beam

**Q58:** For a rectangular section, the ratio of the maximum and average shear stresses is

**Options:**

1) 1.5

2) 2

3) 2.5

4) 3

**Answer: **1.5

**Q59:** For a cantilever beam of length L continuous at the support and unrestrained against torsion at the support and free at the end, the effective length ‘l’ is equal to

**Options:**

1) l = L

2) l = 2L

3) l = 0.5L

4) l = 3L

**Answer: **l = 3L

**Q60:** Spans of continuous fillers are considered approximately equal if the longest span does not exceed the shortest span by more than

**Options:**

1) 0.05

2) 0.1

3) 0.15

4) 0.2

**Answer: **0.15

**Q61:** Pick up the incorrect statement from the following

**Options:**

1) Admixtures accelerate hydration

2) Admixtures make concrete water proof

3) Admixtures make concrete acid proof

4) Admixtures give high strength

**Answer: **Admixtures accelerate hydration

**Q62:** Pick up the correct statement from the following

**Options:**

1) Calcium chloride acts as a retarder

2) Gypsum (calcium sulphate) acts as an accelerator

3) Gypsum (calcium sulphate) acts as a retarder

4) None of these

**Answer: **Gypsum (calcium sulphate) acts as a retarder

**Q63:** High temperature

**Options:**

1) increases the strength of concrete

2) decreases the strength of concrete

3) has no effect on the strength of concrete

4) None of these

**Answer: **decreases the strength of concrete

**Q64:** Reciprocal levelling eliminates:-

**Options:**

1) Collimation error

2) Collimation, curvature and refraction error

3) curvature and refraction error

4) curvature error fully and refraction error partly

**Answer: **curvature error fully and refraction error partly

**Q65:** Proper proportioning of concrete, ensures

**Options:**

1) desired strength and workability

2) desired durability

3) water tightness of the structure

4) All option are correct

**Answer: **All option are correct

**Q66:** Curing

**Options:**

1) reduces the shrinkage of concrete

2) preserves the properties of concrete

3) prevents the loss of water by evaporation

4) All option are correct

**Answer: **All option are correct

**Q67:** If the effective working time is 7 hours and per batch time of concrete is 3 minutes, the output of a concrete mixer (in litres) of 150-liter capacity is

**Options:**

1) 15900

2) 16900

3) 17900

4) 18900

**Answer: **18900

**Q68:** The operation of removing humps and hollows of uniform concrete surface is known as

**Options:**

1) floating

2) screeding

3) troweling

4) finishing

**Answer: **screeding

**Q69:** According to the recommendations of IS: 456 – 1978, the expansion joints

**Options:**

1) are provided where plane changes abruptly

2) are provided to ensure minimum resistance

3) are supported on separate columns

4) All option are correct

**Answer: **All option are correct

**Q70:** An aggregate is said to be flaky if its least dimension is less than

**Options:**

1) 1/5th of the mean dimension

2) 2/5th of the mean dimension

3) 3/5th of the mean dimension

4) 4/5th of the mean dimension

**Answer: **3/5th of the mean dimension

**Q71:** The most useless aggregate is one whose surface texture is

**Options:**

1) smooth

2) granular

3) glassy

4) honey combed & porous

**Answer: **glassy

**Q72:** A beam curved in plan is designed for

**Options:**

1) bending moment and shear

2) bending moment and torsion

3) shear and torsion

4) bending moment, shear and torsion

**Answer: **bending moment, shear and torsion

**Q73:** Pick up the correct statement from the following

**A.** The free water is the amount of water added while mixing and the amount of water held on the surface of the aggregates prior to mixing

**B.** The total water is the free water and the amount actually absorbed by the aggregates

**Options:**

1) Only A

2) Only B

3) Neither A nor B

4) Both A and B

**Answer: **Both A and B

**Q74:** The size of fine aggregates does not exceed

**Options:**

1) 2.75 mm

2) 3.00 mm

3) 3.75 mm

4) 4.75 mm

**Answer: **4.75 mm

**Q75:** Which one of the following tests, is used to test aggregate for tis abrasion resistance

**Options:**

1) Deval attrition test

2) Dorry abrasion test

3) Los Angeles test

4) All option are correct

**Answer: **Deval attrition test

**SSC Junior Engineer All Previous Papers**

**Q76:** The flange splice in plate girder is subjected to:-

**Options:**

1) axial force only

2) shear and axial force

3) bending moment and axial force

4) shear force and bending moment

**Answer: **axial force only

**Q77:** Initial setting time of rapid-hardening Portland cement is nearly

**Options:**

1) half a minute

2) 5 minutes

3) 30 minutes

4) 45 minutes

**Answer: **5 minutes

**Q78:** Which of the following statements is true?

**Options:**

1) Addition of pozzolana to cement decreases workability

2) Addition of pozzolana to cement increases strength

3) Addition of pozzolana to cement increases heat of hydration

4) None of these

**Answer: **None of these

**Q79:** With usual notations the depth of the neutral axis of a balanced section, is given by

**Options:**

1) mc/t= (d-n )/n

2) t/mc= (d-n)/n

3) t/mc=(d+n)/n

4) mc/t= n/(d-n )

**Answer: **mc/t= n/(d-n )

**Q80:** Distribution of shear intensity over a rectangular section of a beam, follows:

**Options:**

1) a circular curve

2) a straight line

3) a parabolic curve

4) an elliptical curve

**Answer: **a parabolic curve

**Q81:** The correct hook for mild steel reinforcement bars, according to specifications is shown in which of the following figures ?

**Options**:

1) (a)

2) (b)

3) (c )

4) (d)

**Answer: **(a)

**Q82: **The bar carrying positive bending moment is bent up to resist negative bending moment is shown in which of the following figures ?

**Options**:

1) (a)

2) (b)

3) (c )

4) None of these

**Answer: **(c )

**Q83:** Columns may be made of plain concrete if their unsupported lengths do not exceed their least lateral dimension

**Options:**

1) two times

2) three times

3) four times

4) five times

**Answer: **four times

**Q84:** The effective span of a simply supported slab is

**Options:**

1) distance between the centers of the bearings

2) clear distance between the inner faces of the walls plus twice the thickness of the wall

3) clear span plus effective depth of the slab

4) None of these

**Answer: **clear distance between the inner faces of the walls plus twice the thickness of the wall

**Q85:** The weight of reinforced concrete is generally taken as

**Options:**

1) 2200 kg/m^{3}

2) 2300 kg/m^{3}

3) 2400 kg/m^{3}

4) 2500 kg/m^{3}

**Answer: **2400 kg/m^{3}

**Q86:** Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than

**Options:**

1) 42 diameters from the center of the column

2) 42 diameters from the inner edge of the column

3) 42 diameters from the outer edge of the column

4) 24 diameters from the center of the column

**Answer: **42 diameters from the outer edge of the column

**Q87:** A pile of length L carrying a uniformly distributed load W per meter length is suspended at the center and from other two points 0.15 L from either end, the maximum hogging moment will be

**Options:**

1) WL^{2} /15

2) WL^{2} /30

3) WL^{2} /60

4) WL^{2} /90

**Answer: **WL^{2} /90

**Q88:** Cantilever retaining walls can safely be used for a height not more than

**Options:**

1) 3 m

2) 4 m

3) 5 m

4) 6 m

**Answer: **6 m

**Q89:** A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation is

**Options:**

1) L/d

2) L/2d

3) (L/2d)^{2}

4) (L/3d)^{2}

**Answer: **(L/2d)^{2}

**Q90:** The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI is

**Options:**

1) WL^{2} /2EI

2) WL^{2} /3EI

3) WL^{3} /2EI

4) WL^{3} /3EI

**Answer: **WL^{3} /3EI

**Q91:** If normal stresses due to longitudinal and transverse loads on a bar are σ_{1} and σ_{2} respectively, the normal component of the stress on an inclined plane θ^{o} to the longitudinal load is

**Options:**

1) (σ_{1} sinθ)* (σ_{2} cosθ)

2) σ_{1} sin^{2}θ+ σ_{2} cos^{2}θ

3) (σ_{1} – σ_{2})(sin2θ)/2

4) (σ_{1} + σ_{2})(sin2θ)/2

**Answer: **σ_{1} sin^{2}θ+ σ_{2} cos^{2}θ

**Q92:** For beams of uniform strength, if depth is constant, then

**Options:**

1) width is directly proportional to bending moment

2) width is directly proportional to square root of bending moment

3) width is directly proportional to three times the square root of bending moment

4) width is inversely proportional to bending moment

**Answer: **width is directly proportional to bending moment

**Q93: **To determine the force in BD of the truss shown in the figure below, a section is passed through BD, CD and CE and the moments are taken about

**Options:**

1) joint A

2) joint B

3) joint C

4) joint D

**Answer: **joint C

**Q94: **The degree of indeterminacy of the frame shown in the figure below is

**Options**:

1) 0

2) 1

3) 2

4) 3

**Answer: **1

**Q95:** For permissible shear stress f_{s}, the torque transmitted by a thin tube of mean diameter D and wall thickness t is

**Options:**

1) {(πd^{2})/2} t f_{s}

2) {(πD)/2} t f_{s }

3) {(πD^{2})} t f_{s}

4) {(πD^{2}t^{2})/4} f_{s}

**Answer: **{(πd^{2})/2} t f_{s}

**Q96:** The strain energy stored in a spring when subjected to greatest load without being permanently distorted is called

**Options:**

1) stiffness

2) proof resilience

3) proof stress

4) proof load

**Answer: **proof resilience

**Q97:** Pick up the correct statement from the following:

**Options:**

1) In a loaded beam, the moment at which the first yield occurs is called yield moment

2) In a loaded beam, the moment at which the entire section of the beam becomes fully plastic, is called plastic moment

3) In a fully plastic stage of the beam, the neutral axis divides the section in two sections of equal area

4) All option are correct

**Answer: **All option are correct

**Q98:** A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A is

**Options:**

1) π

2) π/2

3) π/3

4) π/4

**Answer: **π/2

**Q99:** An isolated load W is acting at a distance ‘a’ from the left-hand support of a three-hinged arch of span ‘2l’ and rise ‘h’ hinged at the crown. The vertical reaction of the arch is

**Options:**

1) Wa/2l

2) Wl/a

3) Wa/l

4) (W^{2})/2l

**Answer: **Wa/2l

**Q100:** Slenderness ratio of a long column is

**Options:**

1) area of cross-section divided by radius of gyration

2) area of cross-section divided by least radius of gyration

3) radius of gyration divided by area of cross-section

4) length of column divided by least radius of gyration

**Answer: **length of column divided by least radius of gyration

**SSC Junior Engineer All Previous Papers**

The post SSC Junior Engineer Exam Paper 2018 Shift-2 (Civil Engineering) appeared first on NewtonDesk.

]]>The post SSC Junior Engineer Exam Paper 2018 Shift-1 (Civil Engineering) appeared first on NewtonDesk.

]]>**Q1:** Which of the following represent the crushing strength (MPa) for the good quality stone that are used in the construction of buildings?

**Options:**

1) Less than 20

2) 20 to 60

3) 60 to 80

4) Greater than 100

**Answer:**** **Greater than 100

**Q2:** Which of the following is examined to determine the age of timber?

**Options:**

1) Annular ring

2) Sapwood

3) Pith

4) Timber defects

**Answer:** Annular ring

**Q3:** Which of the following is determined with the help of Le Chatelier’s device?

**Options:**

1) Abrasion resistance

2) Chemical resistance

3) Soundness

4) Strength

**Answer:** Soundness

**Q4:** The type of mortar which is used for the construction works carried out in water-logged area is _____.

**Options:**

1) cement mortar

2) loose mortar

3) mortar of very low consistency

4) mortar having high w/c ratio

**Answer: **cement mortar

**Q5:** For M 25 grade concrete, the split tensile strength in terms of percentage of its compressive strength is _____.

**Options:**

1) 7 to 11%

2) 18 to 28%

3) 28 to 38%

4) 38 to 48%

Answer: 7 to 11%

**Q6:** Distempers are generally used to coat _____.

**Options:**

1) compound wall

2) external concrete surfaces

3) interior surface which are not exposed to environment

4) wood works

**Answer:** interior surface which are not exposed to environment

**Q7:** Which of the following is commonly used as retarder in cement?

**Options:**

1) Calcium sulphate

2) Gypsum

3) Potassium carbide

4) Sodium chloride

Answer: Gypsum

**Q8:** In the process of hydration of OPC, to complete all chemical reaction, the water requirement (expressed as the percentage of cement) is _____.

**Options:**

1) 5 to 8%

2) 8 to 16%

3) 20 to 25%

4) 35 to 45%

**Answer:** 20 to 25%

**Q9:** The slump test is performed to check the _____.

**Options:**

1) presence of water in cement

2) ratio of concrete ingredients

3) temperature resistance

4) workability of concrete

**Answer:** workability of concrete

**Q10:** The reason behind the low expansion and shrinkage of the plywood is _____.

**Options:**

1) plies are placed at the right angles with each other

2) they are glued under the high pressure

3) they are held in the position with the help of adhesives

4) they are prepared with the help of veneers

**Answer:** plies are placed at the right angles with each other

**Q11:** Which one of the following method is used for the approximate estimation?

**Options:**

1) Both central line and short wall and long wall method

2) Central line method

3) Plinth area method

4) Short wall and long wall method

**Answer:** Plinth area method

**Q12:** Accuracy in the measurement of the thickness of the slab or sectional dimension of column and beam (in centimetre) should be _____.

**Options:**

1) 0.5

2) 1

3) 5

4) 10

**Answer:** 0.5

**Q13:** Deduction at T-junction of the wall for total length of the central line is _____.

**Options:**

1) half of thickness of wall

2) no deduction

3) thickness of wall

4) twice of the thickness of wall

**Answer:** half of thickness of wall

**Q14:** For estimation of painted area of semi corrugated asbestos cement sheets, percentage increase in area above plain area is _____.

**Options:**

1) 0.1

2) 0.14

3) 0.2

4) 0.25

**Answer:** 0.1

**Q15:** Scrap value of a property may be _____.

**Options:**

1) both negative or positive

2) constant

3) negative

4) positive

**Answer:** both negative or positive

**Q16:** What is the unit of measuring cornice?

**Options:**

1) Cubic metre

2) Number

3) Running metre

4) Square metre

**Answer:** Running metre

**Q17:** Calculate the number of bricks in 20 cubic metres brick works.

**Options:**

1) 500

2) 1000

3) 10000

4) 100000

**Answer:** 10000

**Q18:** Calculate the area (square metre) of the formwork required for a beam of 2 m span and cross section dimension of 400 mm x 200 mm.

**Options:**

1) 0.8

2) 0.16

3) 1.2

4) 2

**Answer:** 2

**Q19:** The cross section areas of three sections of an embankment at an interval of 40 m are 10 square metres, 15 square metres and 35 square metres. Calculate the quantity of earthwork for the embankment. Use prismoidal method.

**Options:**

1) 1200

2) 1400

3) 1500

4) 2400

**Answer:** 1400

**Q20:** Calculate the annual depreciation (Rs.) of a machine having initial cost of Rs. 10,000. The scrap value is Rs. 1,000 and useful life of 30 years.

**Options:**

1) 300

2) 367

3) 1333

4) 333333

**Answer:** 300

**Q21:** What is the difference between the sum of interior angles of plane triangle and spherical triangle for area of triangle 195 square kilometre on the Earth’s surface?

**Options:**

1) one degree

2) one minute

3) one second

4) one radian

**Answer: **one second

**Q22:** Which one of the following is the largest scale?

**Options:**

1) 1 :500

2) 1 :1000

3) 1 :2500

4) 1 :50000

**Answer:** 1 :500

**Q23:** The quadrantal bearing of the line lies in the third quadrant making angle in clockwise with the north is ______.

**Options:**

1) N(θ – 180)^{o}E

2) N(θ – 180)^{o}W

3) S(θ – 180)^{o}E

4) S(θ – 180)^{o}W

**Answer: **S(θ – 180)^{o}W

** **

**Q24:** Calculate the volume of the embankment (in cubic metre) using trapezoidal method, if the cross section areas of the three sections of an embankment at an interval of 30 m are 20 square metres, 40 square metres and 50 square metres.

**Options:**

1) 1100

2) 1150

3) 2250

4) 2350

**Answer:** 2250

**Q25:** Which one is the CORRECT order of the tapes based on their accuracy?

**Options:**

1) Linen tape > invar tape > metallic tape > steel tape

2) Invar tape > steel tape > metallic tape > linen tape

3) Metallic tape > steel tape > linen tape > invar tape

4) Metallic tape > steel tape > Invar tape > linen tape

**Answer:** Invar tape > steel tape > metallic tape > linen tape

**SSC Junior Engineer All Previous Papers**

**Q26:** In the leveling between two points A and B on the opposite sides of a pond, the level is first set up near the point A and staff reading on A and B are 2.5 m and 2.0 m respectively. Then the level is moved and set near the point B, staff reading on points A and B are 1.2 m and 1.7 m respectively. Calculate the difference of heights between the two points A and B (in metre).

**Options:**

1) 0

2) 0.5

3) 1

4) 1.85

**Answer:** 0

**Q27:** Calculate the combined correction for curvature and refraction (in m) for a distance of 2 km.

**Options:**

1) 0.045

2) 0.135

3) 0.269

4) 3.14

**Answer:** 0.269

**Q28:** In transit theodolite, the line of the sight can be reversed by revolving the telescope through _____.

**Options:**

1) 90° in horizontal plane

2) 90° in vertical plane

3) 180° in horizontal plane

4) 180° in vertical plane

**Answer: **180° in vertical plane

**Q29:** Which one is the CORRECT sequence for the temporary adjustment of the theodolite?

**Options:**

1) Centering, elimination of parallax, leveling, and setting

2) Centering, setting, elimination of parallax and leveling

3) Setting, centering, leveling and elimination of parallax

4) Setting, leveling, elimination of parallax and centering

**Answer:** Setting, centering, leveling and elimination of parallax

**Q30:** Which of the following is used for determining the location of station occupied by the plane table?

**Options:**

1) Both intersection and radiation

2) Intersection method

3) Radiation method

4) Two point problem

**Answer:** Two point problem

**Q31:**– Which of the following is responsible for the formation of residual soil?

**Options:**

1) Glaciers

2) Water

3) Wind

4) None of these

**Answer:** None of these

**Q32:** The coefficient of gradation and the coefficient of uniformity of a given soil sample is 1.0 and 4.0 respectively. The ratio of effective size to the diameter through which 30% of the total mass is passed is ______.

**Options:**

1) 1.25

2) 1.5

3) 1.75

4) 2

**Answer:** 2

**Q33:** Which of the following shows the CORRECT order of increasing surface areas of the given soil?

**Options:**

1) Clay < silt < sand < colloids

2) Gravel < silt < colloids < clay

3) Sand < silt < clay < colloids

4) Silt < gravel < colloids < clay

**Answer:** Sand < silt < clay < colloids

**Q34: **What is the assumption made about back of wall, in the Rankine’s theory of earth pressure?

**Options:**

1) Plane and rough

2) Plane and smooth

3) Vertical and rough

4) Vertical and smooth

**Answer:** Vertical and smooth

**Q35:** Which of the following is CORRECT about the viscosity of gas?

**Options:**

1) Inversely proportional to the temperature

2) Increases with an increase in the temperature

3) Independent of pressure

4) Independent of temperature

**Answer: **Increases with an increase in the temperature

**Q36:** Pressure of 200 kPa is equivalent to the head of z metre of liquid having relative density 1.59. The value of z (m) is _____.

**Options:**

1) 11.6

2) 11.82

3) 12.82

4) 13.14

**Answer:** 12.82

**Q37:** Which one of the following statement is CORRECT about the center of buoyancy?

**Options:**

1) It is the point where buoyant force act.

2) It coincides with the centroid of volume of water displaced

3) It is the point where buoyant force act. and It coincides with the centroid of volume of water displaced

4) It acts outside the body.

**Answer: **It is the point where buoyant force act. and It coincides with the centroid of volume of water displaced

**Q38:** A longitudinal rectangular surface is hanged into the water such that its top and bottom points are at depth of 1.5 m and 6.0 m respectively. The depth of center of pressure (m) from the top surface is _____.

**Options:**

1) 3.8

2) 4.2

3) 4.6

4) 4.8

**Answer: **4.2

**Q39:** The velocity potential which follow the equation of continuity is _____.

**Options:**

1) x^{2}y

2) x^{2} – y^{2}

3) cos x

4) x^{2} + y^{2}

**Answer: **x^{2} – y^{2}

**Q40:** At what distance from the boundary layer, the value of the wall shear is three times of the turbulent shear?

**Options:**

1) 1/3 R

2) 1/2 R

3) 2/3 R

4) 3/4 R

**Answer:** 2/3 R

**Q41:** Which of the following statement is CORRECT about the stream lines and equipotential lines?

**Options:**

1) Both can be drawn graphically for viscous flow around any boundary.

2) Meshes formed by them are always squares.

3) They always meet orthogonally.

4) They can be calculated for all boundary conditions.

**Answer:** They always meet orthogonally.

**Q42:** The Rankine half oval body MM is subjected to the two-dimensional flow having velocity V. The typical stream line is shown in the following diagram. The point A in diagram shows________.

**Options:**

1) point at which velocity is maximum

2) separation point

3) stagnation point

4) stall point

**Answer:** stagnation point

**Q43:**Which of the following is CORRECT ratio for Froude number?

**Options:**

1) Compressive force to inertia force.

2) Inertia force to gravity force.

3) Inertia force to tension force.

4) Viscous force to inertia force.

**Answer:** Inertia force to gravity force.

**Q44:** For the most economical triangular channel section, the angle of sloping sides from the vertical is _____.

**Options:**

1) 30^{o}

2) 45^{o}

3) 60^{o}

4) 75^{o}

**Answer: ** 45^{o}

**Q45:** Method of applying water directly to the root zone of the plant is called _____.

**Options:**

1) check flooding

2) drip method

3) furrow method

4) sprinkler irrigation

**Answer:** drip method

**Q46:** A field of 500 hectares is to be irrigated for a particular crop having 100 days base period. The total depth of water required by the crop is 100 cm. Calculate the duty of the water (in hectares per cubic metre).

**Options:**

1) 8.64

2) 57.87

3) 86.4

4) 864

**Answer:** 864

**Q47:** The traffic volume of a roadway is defined as the multiplication of _____.

**Options:**

1) speed and time headway

2) speed and distance way

3) traffic density and speed

4) time head way and distance headway

**Answer:** traffic density and speed

**Q48:** Calculate the equivalent radius (cm) of the resisting section of 20 cm slab, if the ratio of radius of wheel load distribution to the thickness of the slab is 2.

**Options:**

1) 20

2) 35.6

3) 40

4) 40.9

**Answer:** 40

**Q49:** On peak hourly demand, what is the maximum daily consumption for the city which have average daily consumption of 100,000 m3 ?

**Options:**

1) 140000

2) 170000

3) 200000

4) 270000

**Answer:** 270000

**Q50:** For which of the following, distribution mains is designed?

**Options:**

1) Average daily demand

2) Annual peak demand

3) Monthly peak demand

4) Maximum hourly demand on maximum day

**Answer:** Maximum hourly demand on maximum day

**SSC Junior Engineer All Previous Papers **

**Q51:** Which of the following statements is true?

**A.**Most of the loads applied to a building are environmental load.

**B.** Most of the loads are dead followed by live loads.

**Options:**

1) Only A

2) Only B

3) Both A and B

4) Neither A nor B

**Answer:** Only B

**Q52:** How does an increase in the pitch of the roof affects the amount of load that can be placed on it?

**Options:**

1) It increases

2) It decreases

3) Remains constant

4) Depends upon case

**Answer:** It decreases

**Q53:** What will be the rain load (in psf) if ds is 2 inches and dh is 1 inches?

**Options:**

1) 5.2

2) 10.4

3) 15.6

4) 20.8

**Answer: **15.6

**Q54:** Concrete is:-

**Options:**

1) Good in compression, good in tension

2) Good in compression, weak in tension

3) Weak in compression, weak in tension

4) Weak in compression, good in tension

**Answer:** Good in compression, weak in tension

**Q55:** If in planar system, X parts/members are there with Y no. of forces, then condition for statically determinacy is:-

**Options:**

1) Y < 3X

Y < 3X

2) Y > 3X

Y > 3X

3) Y= 3X

Y= 3X

4) None of these

**Answer: **Y= 3X

Y=3X

**Q56:** If a system has more equations of equilibrium than no. of forces, then the system is:-

**Options:**

1) Improperly constrained

2) Partially constrained

3) Stable

4) None of these

**Answer:** Partially constrained

**Q57:** Which of the following material is not used in making trusses?

**Options:**

1) Wooden struts

2) Metal bars

3) Channel

4) Concrete

**Answer:** Concrete

**Q58:** In a truss it is assumed that the members are joined by____________.

**Options:**

1) Rough pins

2) Smooth pins

3) Either rough or smooth pins

4) None of these

**Answer:** Smooth pins

**Q59:** What is the major difference between truss and beam?

**Options:**

1) Beam can’t transmit load in vertical direction while truss can

2) Truss can’t transmit load in vertical direction while beam can

3) Beam can’t transmit load in axial direction while truss can

4) Truss can’t transmit load in axial direction while beam can

**Answer:** Truss can’t transmit load in vertical direction while beam can

**Q60:** Given that J is no. of joints. B and R are no. of members and no. of reactions.

If B = 4, R = 3 and J = 4, then the truss is:-

**Options:**

1) Statically determinate

2) Statically indeterminate and stable

3) Stable

4) Unstable

**Answer:** Unstable

**Q61:** Which IS code gives details regarding water to be used in concrete?

**Options:**

1) IS 456

2) IS 383

3) IS 565

4) IS 3012

**Answer:** IS 456

**Q62:** Which of the below is an example of plasticizer?

**Options:**

1) Hydroxylated carboxylic acid

2) Fluoro-silicate

3) Gypsum

4) Surkhi

**Answer:** Hydroxylated carboxylic acid

**Q63:** How many methods of batching of concrete are there?

**Options:**

1) 2

2) 3

3) 5

4) 6

**Answer:** 2

**Q64:** Concrete is generally placed on a:

**Options:**

1) Form work

2) Stand

3) Mould

4) Platform

**Answer:** Form work

**Q65:** The effective width of a column strip of a flat slab is taken as

**Options:**

1) one-fourth the width of the panel

2) half the width of the panel

3) half the diameter of the column

4) the diameter of the column

**Answer:** half the width of the panel

**Q66:** Permanent dimension changes due to loading of concrete is termed as:

**Options:**

1) Strain

2) Extent

3) Creep

4) Ambit

**Answer:** Creep

**Q67:** In design of R.C.C. structures, the tensile strength of concrete is taken as:

**Options:**

1) 5N/mm2

2) 2N/mm2

3) 0.3N/mm2

4) None of these

**Answer:** None of these

**Q68:** Flexure strength of concrete is determined as:

**Options:**

1) Modulus of rigidity

2) Modulus of rupture

3) Modulus of plasticity

4) Modulus of elasticity

**Answer:** Modulus of rupture

**Q69:** Properties of concrete can broadly be divided into:

**Options:**

1) 1

2) 4

3) 2

4) 3

**Answer:** 2

**Q70:** Which IS code gives specifications about cement plaster?

**Options:**

1) IS 1500

2) IS 1221

3) IS 1400

4) IS 1661

**Answer:** IS 1661

**Q71:** In a lime-cement plaster, ratio 1:1:6 corresponds to:

**Options:**

1) Lime:cement:sand

2) Cement:Lime:sand

3) Lime:sand:gravel

4) Cement:sand:gravel

**Answer:** Cement:Lime:sand

**Q72:** On which of the following does the correct proportion of ingredients of concrete depend upon?

**Options:**

1) bulking of sand

2) water content

3) absorption and workability

4) All option are correct

**Answer:** All option are correct

**Q73: **If X, Y and Z are fineness moduli of coarse fine and combined aggregates, the percentage (P) of fine aggregates to combined aggregates is

**Options: **

**1)** P = (z-x / z-y) x 100

**2)** P = (x-z / z-y) x 100

**3)** P = (x-z / z+y) x 100

**4)** P = (x+z / z-y) x 100

**Answer:** P = (x-z / z-y) x 100

**Q74:** Which of the following statements is false?

**Options:**

1) Workability of the concrete mix decreases with an increase in the moisture content

2) Concrete for which preliminary tests are conducted, is called controlled concrete

3) Bulking of sand depends upon the fineness of grains

4) All option are correct

**Answer:** All option are correct

**Q75:** Which of the following statements is false?

**Options:**

1) Space between the exterior walls of a warehouse and bag piles should be 30 cm

2) Cement bags should preferably be piled on wooden planks

3) Cement bags should be placed such that bags of one layer does not touch the bags of the adjacent layer

4) None of these

**Answer:** None of these

**SSC Junior Engineer All Previous Papers**

**Q76:** Which of the following statements is false?

**Options:**

** 1)** With passage of time, the strength of cement increases

** 2)** With passage of time, the strength of cement decreases

** 3)** After a period of 24 months, the strength of cement reduces to 50%

** 4)** The concrete made with storage deteriorated cement gains strength with time

**Answer:** With passage of time, the strength of cement increases

**Q77: **For a concrete mix 1:3:6 and water cement ratio 0.6 both by weight, what is the quantity of water required per bag?

**Options:**

** 1)** 10 kg

** 2)** 12 kg

** 3)** 14 kg

** 4)** None of these

**Answer:** 14 kg

**Q78:** Transport of concrete by pumps, is done for a distance of

**Options:**

1) 100 m

2) 200 m

3) 300 m

4) 400 m

**Answer:** 400 m

**Q79:** The compression in PSC is done by _________ of high-strength tendons.

**Options:**

1) Compression

2) Tensioning

3) Shearing

4) Bending

**Answer:** Tensioning

**Q80:** In which beam tension capacity of steel is greater than combined compression capacity of steel and concrete?

**Options:**

1) Over-reinforced

2) Under-reinforced

3) Singly reinforced

4) Doubly reinforced

**Answer:** Over-reinforced

**Q81:** A simply support beam carries a varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be

**Options:**

**1)** wa / 27

**2)** wa^{2} / 27

**3)** w^{2}a / √27

**4)** wa^{2} / 9√3

**Answer:** w^{2}a / √27

**Q82:** For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment is

**Options:**

1) 1

2) 2

3) 3

4) 4

**Answer:** 2

**Q83:** If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than

**Options:**

**1)** (WL / 12) (L – 2D/3)^{2}

**2)** (WL / 10) (L + 2D/3)^{2}

**3)** (WL / 10) (L – 2D/3)^{2}

**4)** (WL /12) (L – D/3)^{2}

**Answer:** (WL / 10) (L – 2D/3)^{2}

**Q84:** The breadth of a ribbed slab containing two bars must be between

**Options:**

** 1)** 6 cm to 7.5 cm

** 2)** 8 cm to 10 cm

** 3)** 10 cm to 12 cm

** 4)** None of these

**Answer:** 8 cm to 10 cm

**Q85:** A foundation rests on which of the following?

**Options:**

** 1)** base of the foundation

** 2)** sub grade

** 3)** foundation soil

** 4)** Both Sub grade and foundation soil

**Answer:** Both Sub grade and foundation soil

**Q86:** Which of the following statements is true?

**Options:**

** 1)** To ensure uniform pressure distribution, the thickness of the foundation is kept uniform throughout

** 2)** To ensure uniform pressure distribution, the thickness of the foundation is increased gradually towards the edge

** 3)** To ensure uniform pressure distribution, the thickness of the foundation is decreased gradually towards the edge

** 4)** To ensure uniform pressure distribution, the thickness of the foundation is kept zero at the edge

**Answer:** To ensure uniform pressure distribution, the thickness of the foundation is decreased gradually towards the edge

**Q87:** The weight of a foundation is assumed as which of the following?

**Options:**

** 1)** 5% of wall weight

** 2)** 7% of wall weight

** 3)** 10% of wall weight

** 4)** 12% of wall weight

**Answer:** 10% of wall weight

**Q 88:** If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted is

**Options:**

** 1)** Square

** 2)** rectangular

** 3)** trapezoidal

** 4)** triangular

**Answer:** rectangular

**Q89:** Maximum shear stress theory for the failure of a material at the elastic limit is known as

**Options:**

** 1)** Guest’s or Trecas’ theory

** 2)** St.Venant’s theory

** 3)** Rankine’s theory

** 4)** Haig’s theory

**Answer:** Guest’s or Trecas’ theory

**Q90: **If permissible compressive stress in concrete is 50 kg/cm^{2}, tensile stress in steel is 1400 kg/cm^{2} and modular ratio is 18, the depth of the beam is

**Q91:** When not specified, the volume of steel in R.C.C. work is taken as:-

**Options:**

** 1)** 1% to 1.6% of R.C.C. volume

** 2)** 2% to 4% of R.C.C. volume

** 3)** 4% to 6% of R.C.C. volume

** 4)** 0.6% to 1% of R.C.C. volume

**Answer:** 0.6% to 1% of R.C.C. volume

**Q92:** The ratio of maximum shear stress to average shear stress of a circular beam is:

**Options:**

** A.** 2/3

** B.** 3/2

** C.** 3/4

** D.** 4/3

**Answer:** 4/3

**Q93:** The property of a material by which it can be beaten or rolled into plates, is called

**Options:**

1) ductility

2) plasticity

3) elasticity

4) None of these

Answer: None of these

**Q94:** What is the limit to Poisson’s ratio?

**Options:**

1) 0.1

2) 0.2

3) 0.3

4) None of these

**Answer:** None of these

**Q95:** Among the following, which is least elastic?

**Options:**

1) Iron

2) Copper

3) Both Copper and Silver

4) Rubber

**Answer:** Rubber

**Q96:** Two bars of different materials are of the same size and are subjected to same tensile forces. If the bars have unit elongations in the ratio of 4 : 7, then the ratio of modulius of elasticity of the two materials is

**A.** 4:7

** B.** 4:10

** C.** 16:49

**Options:**

1) A Only

2) B Only

3) C Only

4) None of these

**Answer:** None of these

**Q97:** If a composite bar of steel and copper is heated, then the copper bar will be under:

**Options:**

1) tension

2) shear

3) torsion

4) None of these

**Answer:** None of these

**Q98:** Pick up the incorrect statement from the following : The torsional resistance of a shaft is directly proportional to

**Options:**

1) modulus of rigidity

2) angle of twist

3) reciprocal of the length of the shaft

4) moment of inertia of the shaft section.

**Answer:** moment of inertia of the shaft section.

**Q99:** Net sectional area of a tension member, is equal to its cross section area_______.

**Options:**

1) plus the area of the rivet holes

2) divided by the area of rivet holes

3) multiplied by the area of the rivet holes

4) minus the area of the rivet holes

**Answer:** minus the area of the rivet holes

**Q100:** When a tension member consists of two channel sections, the allowance for rivet hole is made for two holes from

**Options:**

1) each web

2) each flange

3) each web or one hole from each flange whichever is more

4) each web or one hole from each flange whichever is less

**Answer:** each web or one hole from each flange whichever is less

**SSC Junior Engineer All Previous Papers **

The post SSC Junior Engineer Exam Paper 2018 Shift-1 (Civil Engineering) appeared first on NewtonDesk.

]]>The post SSC Junior Engineer Previous Year Question Papers appeared first on NewtonDesk.

]]>Staff Selection Commission (SSC) conducts SSC Junior Engineer (JE) Exam almost every year for **Civil / Electrical / Mechanica**l Engineering Stream to find the best one for the Post of Junior Engineer in Govt. Dept. It is **Middle-level exam** to examine the general concepts of Engineers. Most of the Indian graduate Engineers gives at least one attempt of SSC JE to get a chance to do Service in Govt. dept. which is highly valuable. So, If you want to Increase your general concept about your engineering stream then these SSC JE previous year papers will help you lot. **Good Luck! **

- This Post is Very helpful for all of the Aspirants Who are preparing for SSC Junior Engineer Examination. Here we provided SSC JE Previous Year Question Papers in Easy way.
- Here, You will get all papers of all Branch (Mechanical, Electrical, Civil).
- If you Find any Problem regarding this post, you can ask Freely.
- All objective questions are available with solutions, which can help you to cross-check your answer.

**More Exams Previous Year Papers**

The post SSC Junior Engineer Previous Year Question Papers appeared first on NewtonDesk.

]]>