Official Paper

SSC JE Civil 6 Nov 2024 Official Paper - II (Previous Year Paper)

100 questions · 120 minutes · with answers · free

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General Engineering (100 questions)

1

A laboratory compaction test conducted on a soil sample having specific gravity equal to 2.65 gave a maximum dry density of 1.8 g/cm^3 and a degree of saturation of 96%. Take density of water ρw =1 g/cc. Find the optimum moisture content and air content.

  1. ((a))

    17.10%; 4%

  2. ((b))

    16.75%; 2%

  3. ((c))

    15.58%; 5.6%

  4. ((d))

    17.98%; 6%

Show Answer
Answer: ((a))

17.10%; 4%

2

A simply supported beam of span ' L ' with rectangular cross-section of 100 mm width and 200 mm depth is subjected to a point load at its mid-span (point A). Calculate the magnitude of point load acting, if maximum shear stress at the section below the point A is 1.50 N/mm2.

  1. ((a))

    20000 N

  2. ((b))

    24000 N

  3. ((c))

    28000 N

  4. ((d))

    16000 N

Show Answer
Answer: ((a))

20000 N

3

Estimate the quantity of earthwork for a portion of road using the trapezoidal formula, in which distance between the sections of the road D=30 m and cross-sectional areas A0=5.5,m2,A1=11.5,m2,A2=17,m2,A3=24.5,m2A_0 = 5.5 , \text{m}^2, \quad A_1 = 11.5 , \text{m}^2, \quad A_2 = 17 , \text{m}^2, \quad A_3 = 24.5 , \text{m}^2

  1. ((a))

    1478 m3

  2. ((b))

    1256 m3

  3. ((c))

    1189 m3

  4. ((d))

    1305 m3

Show Answer
Answer: ((a))

1478 m3

4

In a traverse surveying, the direction of a survey line 'PQ' of length 137 m, measured in whole circle bearing system, is found to be 35°. Calculate the latitude of the aforementioned survey line.

  1. ((a))

    123.33 m

  2. ((b))

    78.57 m

  3. ((c))

    112.23 m

  4. ((d))

    93.59 m

Show Answer
Answer: ((a))

123.33 m

5

Identify the type of slab based on the sizes of reinforced cement concrete slabs given here.

Slab 1:Ly=7,m,Lx=3,m Slab 2:Ly=4,m,Lx=3,m, (where Ly is the length of the longer span of the slab and Lx is the length of the shorter span of the slab)\text{Slab } 1: L_y = 7 , \text{m}, \quad L_x = 3 , \text{m} \ \text{Slab } 2: L_y = 4 , \text{m}, \quad L_x = 3 , \text{m} , \text{ (where } L_y \text{ is the length of the longer span of the slab and } L_x \text{ is the length of the shorter span of the slab)}

  1. ((a))

    Slab1 - Two way, Slab2 - One way

  2. ((b))

    Slab1 - One way, Slab2 - One way

  3. ((c))

    Slab1 - Two way, Slab2 - Two way

  4. ((d))

    Slab1 - One way, Slab2 - Two way

Show Answer
Answer: ((a))

Slab1 - Two way, Slab2 - One way

6

Match the following air pollutants with their respective types.

Type of PollutantPollutant
1. Primary air pollutanta. Ozone
2. Secondary air pollutantb. Carbon monoxide
3. Primary air pollutantc. Nitrogen dioxide
4. Secondary air pollutantd. Sulphuric acid
  1. ((a))

    1-d; 2-b; 3-c; 4-a

  2. ((b))

    1-b; 2-c; 3-d; 4-a

  3. ((c))

    1-b; 2-d; 3-c; 4-a

  4. ((d))

    1-b; 2-d; 3-a; 4-c

Show Answer
Answer: ((a))

1-d; 2-b; 3-c; 4-a

7

Which of the given statements with respect to the manufacture of ordinary Portland cement is correct? in Statements 

i) Use of gypsum in making cement avoids flash set of cement.

ii) The manufacture of cement by the wet process requires less fuel when compared to that required by the dry process.

iii) When the temperature in a rotary kiln reaches 750° C, clinker formation takes place.

  1. ((a))

    i, ii and iii

  2. ((b))

    Only i and ii

  3. ((c))

    Only i

  4. ((d))

    Only ii and iii

Show Answer
Answer: ((a))

i, ii and iii

8

Open channel flow is subcritical when Froude number is

  1. ((a))

    zero

  2. ((b))

    equal to unity

  3. ((c))

    more than unity

  4. ((d))

    less than unity

Show Answer
Answer: ((a))

zero

9

Which of the following variations in magnetic declination are correctly paired with their respective causes?

  1. Diurnal variation - Temperature variation may cause this type of variation

  2. Secular variation - Earthquakes may cause this type of variation

  3. Irregular variation - Magnetic storms may cause this type of variation

  1. ((a))

    1, 2 and 3

  2. ((b))

    Only 1 and 2

  3. ((c))

    Only 2 and 3

  4. ((d))

    Only 1 and 3

Show Answer
Answer: ((a))

1, 2 and 3

10

The length of a survey line measured with a 30 m chain was found to be 350 m. Calculate the true length of the line if the chain was 12 cm too long.

  1. ((a))

    349.42 m

  2. ((b))

    350.8 m

  3. ((c))

    351.4 m

  4. ((d))

    352.2 m

Show Answer
Answer: ((a))

349.42 m

11

In a reinforced cement concrete structure, a deformed bar of diameter 20 mm confirming to IS-1786 is subjected to tension. Calculate its development length to be provided. Take design bond stress in limit state method for 20 mm plain bar subjected to tension as 1.5 N/mm^2 and grade of steel Fe415.

  1. ((a))

    788.68 mm

  2. ((b))

    722.24 mm

  3. ((c))

    688.72 mm

  4. ((d))

    752.18 mm

Show Answer
Answer: ((a))

788.68 mm

12

A coarse grained soil has a void ratio of 0.7 and specific gravity 2.7. Calculate the critical gradient at which quick condition will occur.

  1. ((a))

    0.93

  2. ((b))

    1.00

  3. ((c))

    1.25

  4. ((d))

    0.97

Show Answer
Answer: ((a))

0.93

13

Calculate the number of sleepers required for a railway track with an 800 m long BG section. (Take sleeper density as M+5 and length of one rail as 13 m )

  1. ((a))

    1108

  2. ((b))

    654

  3. ((c))

    1098

  4. ((d))

    1352

Show Answer
Answer: ((a))

1108

14

According to Mohr's Hardness Scale, the hardness value of quartz is.

  1. ((a))

    10

  2. ((b))

    2

  3. ((c))

    5

  4. ((d))

    7

Show Answer
Answer: ((a))

10

15

Which of the following is an example of a drier used in varnish?

  1. ((a))

    Mastic

  2. ((b))

    Shellac

  3. ((c))

    Amber

  4. ((d))

    Lead acetate

Show Answer
Answer: ((a))

Mastic

16

According to which method of balancing the traverse, is 'the total error in latitudes and in departure distributed in proportion to the latitudes and departure of the sides'?

  1. ((a))

    .Graphical method

  2. ((b))

    The axis method

  3. ((c))

    Transit method

  4. ((d))

    Bowditch's method

Show Answer
Answer: ((a))

.Graphical method

17

Study the following statements with respect to characteristics of contour lines, and identify the correct option. 

i. Contours do not pass through permanent structures such as buildings.

 ii. Contours of different elevations cannot cross each other (caves and overhanging cliffs are the exceptions).

 iii. A contour line must close upon itself, though not necessarily within the limits of the map.

  1. ((a))

    ii and iii only

  2. ((b))

    i, ii and iii

  3. ((c))

    i and ii only

  4. ((d))

    i and iii only

Show Answer
Answer: ((a))

ii and iii only

18

The force per unit area that must be exerted in order to extract water from soil is known as.

  1. ((a))

    soil moisture stress

  2. ((b))

    soil moisture deficiency

  3. ((c))

    capillary potential

  4. ((d))

    moisture equivalent

Show Answer
Answer: ((a))

soil moisture stress

19

Match the following qualities and tests that are done to find them with respect to bricks (includes different classes). 

QualitiesTests done to determine these qualities
A. HardnessP. Pressing the brick till it breaks
B. AbsorptionQ. No impression should be left on the surface the brick
C. SoundnessR. Not more than 20 per cent of weight of dry brick
D. Compressive strengthS. Should give clear ringing sound
  1. ((a))

    1.A-Q;B-R;C-P;D-S

  2. ((b))

    2.A-Q; B-R; C-S; D-P

  3. ((c))

    3.A-P; B-Q; C-S; D-P

  4. ((d))

    4.A-Q; B-P; C-S; D-R

Show Answer
Answer: ((a))

1.A-Q;B-R;C-P;D-S

20

The criteria for minimum and maximum area of tension steel requirement in reinforced concrete beams (singly reinforced and designed as per Limit state method) as per IS 456:2000 are and , respectively. (Notations: As - area of steel, b - breadth of beam, d - effective depth of beam, D - overall depth of beam, fy - characteristic yield strength of steel reinforcement)

  1. ((a))

    \( \quad \frac{A_{s \text{min}}}{bd} \geq \frac{0.85}{f_y}; \quad \frac{A_{s \text{max}}}{bD} \leq 0.04 \[10pt]\)

  2. ((b))

    Asminbd≥0.78fy;AsmaxbD≤0.04\frac{A_{s \text{min}}}{bd} \geq \frac{0.78}{f_y}; \quad \frac{A_{s \text{max}}}{bD} \leq 0.04

  3. ((c))

    \(\frac{A_{s \text{min}}}{bd} \geq \frac{0.75}{f_y}; \quad \frac{A_{s \text{max}}}{bD} \leq 0.4 \[10pt]\)

  4. ((d))

    Asminbd≥0.8fy;AsmaxbD≤0.05\frac{A_{s \text{min}}}{bd} \geq \frac{0.8}{f_y}; \quad \frac{A_{s \text{max}}}{bD} \leq 0.05

Show Answer
Answer: ((a))

\( \quad \frac{A_{s \text{min}}}{bd} \geq \frac{0.85}{f_y}; \quad \frac{A_{s \text{max}}}{bD} \leq 0.04 \[10pt]\)

21

Which of the following geological formations are correctly paired with their respective classification of rocks?

  1. Gabbro - Igneous rock
  2. Peridotite - Sedimentary rock
  3. Diatomite - Metamorphic rock
  4. Schist-Metamorphic rock
  1. ((a))

    Only 1 and 4

  2. ((b))

    1,2,3 and 4

  3. ((c))

    Only 1,2 and 3

  4. ((d))

    Only 1 and 3

Show Answer
Answer: ((a))

Only 1 and 4

22

A prismatic bar with cross-section 30 mm×30 mm and length 1 m is subjected to an axial tensile force of magnitude 90 kN. Calculate the Young's modulus of elasticity if it experiences a strain of 0.0005.

  1. ((a))

    167×103 N/mm2

  2. ((b))

    200×103 N/mm2

  3. ((c))

    230×103 N/mm2

  4. ((d))

    182×103 N/mm2

Show Answer
Answer: ((a))

167×103 N/mm2

23

Identify whether the given statements with respect to the determination of density of soil are correct or incorrect.Statements:

(A)-Core cutter and sand replacement methods can be used for finding In-situ density of soil.

(B)-The water displacement method is suitable only for cohesive samples brought from the field.

  1. ((a))

    .Both statements are correct

  2. ((b))

    Both statements are incorrect

  3. ((c))

    Statement A is correct and B is incorrect

  4. ((d))

    Statement B is correct and A is incorrect

Show Answer
Answer: ((a))

.Both statements are correct

24

Heating asphalt with sand and mineral fillers produces.

  1. ((a))

    distilled asphalt

  2. ((b))

    mastic asphalt

  3. ((c))

    asphaltic felt

  4. ((d))

    asphaltic terrazzo

Show Answer
Answer: ((a))

distilled asphalt

25

In plate girders, the intermediate vertical stiffeners are provided to.

  1. ((a))

    Eliminate flange crippling

  2. ((b))

    Connect the two members

  3. ((c))

    Eliminate web buckling

  4. ((d))

    Connect the extra plate with flanges

Show Answer
Answer: ((a))

Eliminate flange crippling

26

Differential manometers are used for measuring:

  1. ((a))

    velocity at a point in a fluid

  2. ((b))

    difference of velocity between two points

  3. ((c))

    difference of pressure between two points

  4. ((d))

    difference in density of fluid between two points

Show Answer
Answer: ((a))

velocity at a point in a fluid

27

The duty of an irrigation canal does NOT depend upon.

  1. ((a))

    soil characteristics through which the canal runs

  2. ((b))

    cultivation methods

  3. ((c))

    method of application of irrigation water

  4. ((d))

    reservoir storage

Show Answer
Answer: ((a))

soil characteristics through which the canal runs

28

'A certain amount of the gross rent is set aside annually to accumulate the total cost of construction when the life of building is over' is known as.

  1. ((a))

    sinking fund

  2. ((b))

    market value

  3. ((c))

    loss of rent

  4. ((d))

    salvage value

Show Answer
Answer: ((a))

sinking fund

29

Identify the correct pair with respect to primary and secondary air pollutants.

Type of PollutantPollutant example
1. Primary air pollutantCarbon dioxide
2. Secondary air pollutantPeroxyacetyl nitrate
3. Primary air pollutantSulphur dioxide
4. Secondary air pollutantFormaldehydes
  1. ((a))

    1,3&4 only

  2. ((b))

    1, 2, 3 & 4

  3. ((c))

    1, 2 & 3 only

  4. ((d))

    2, 3 & 4 only

Show Answer
Answer: ((a))

1,3&4 only

30

Match the following with respect to IS specifications on drinking water quality as per IS 10500-2012. 

CharacteristicsAcceptable limit
Calcium250 mg/l
Choride75 mg/l
Fluride0.2 mg/l
Free residual chloride1 mg/l
  1. ((a))

    1-a; 2-b; 3-d; 4-c

  2. ((b))

    1-d; 2-a; 3-b; 4-c

  3. ((c))

    1-b; 2-d; 3-a; 4-c

  4. ((d))

    1-b; 2-a; 3-d; 4-c

Show Answer
Answer: ((a))

1-a; 2-b; 3-d; 4-c

31

Which of the following is INCORRECT with respect to functions of camber in roads?

  1. ((a))

    It helps to drain off the rain water from the road surface quickly.

  2. ((b))

    It prevents the entry of surface water into the pavement layers.

  3. ((c))

    It reduces the contact of bituminous pavement layer with water for a longer duration to avoid the stripping of bitumen from the aggregates.

  4. ((d))

    It provides structural stability and support to the edges of the pavements.

Show Answer
Answer: ((a))

It helps to drain off the rain water from the road surface quickly.

32

As per IS 7861 (Part 2), any operation of concreting done at atmospheric temperature or below is termed as cold weather concreting.

  1. ((a))

    7°C

  2. ((b))

    5°C

  3. ((c))

    10°C

  4. ((d))

    3°C

Show Answer
Answer: ((a))

7°C

33

In centrifugal pumps, cavitation is reduced by

  1. ((a))

    reducing the suction head

  2. ((b))

    increasing flow velocity

  3. ((c))

    reducing the discharge

  4. ((d))

    throttling the discharge

Show Answer
Answer: ((a))

reducing the suction head

34

Match the following terminologies used in Irrigation Engineering with their explanation/example.

TerminologyExplanation / Example
1. Field capacitya. Water content at which plants can no longer extract sufficient water from the soil for its growth
2. Permanent wilting pointb. The moisture content of the soil after free drainage has removed most of the gravity water
3. Commercial cropc. Sugar cane
4. Plantation cropd. Cocoa
  1. ((a))

    1-d, 2-a, 3-c, 4-b

  2. ((b))

    1-b, 2-a, 3-c, 4-d

  3. ((c))

    1-b, 2-a, 3-d, 4-c

  4. ((d))

    1-a, 2-b, 3-c, 4-d

Show Answer
Answer: ((a))

1-d, 2-a, 3-c, 4-b

35

Identify whether the given statements is/are correct or incorrect with respect to chain surveying.

(i) Chain surveying is suitable for surveys of a small extent on open grounds to secure data for the exact description of the boundaries of a piece of land.

(ii) The principle of chain surveying is triangulation.

  1. ((a))

    Both statements i and ii are correct

  2. ((b))

    Both statements i and ii are incorrect

  3. ((c))

    Only statement ii is correct

  4. ((d))

    Only statement i is correct

Show Answer
Answer: ((a))

Both statements i and ii are correct

36

Calculate the volume of sand required for making 3m^3 of concrete with a nominal mix in the proportion 1 (cement) : 2 (sand) : 4 (coarse aggregates) for the construction of an RCC beam.

  1. ((a))

    1.26 m^3

  2. ((b))

    1.32 m^3

  3. ((c))

    1.62 m^3

  4. ((d))

    1.54 m^3

Show Answer
Answer: ((a))

1.26 m^3

37

The Kaleshwaram Lift Irrigation Project, a multi-purpose irrigation project, is built on the river.

  1. ((a))

    Kaveri

  2. ((b))

    Ganga

  3. ((c))

    Brahmaputra

  4. ((d))

    Godavari

Show Answer
Answer: ((a))

Kaveri

38

Identify whether the given statements with respect to fillet weld in comparison to groove weld are correct or incorrect.

A) Fillet welds normally require less material preparation and are easier to fit than groove welds.

B) For a given amount of weld material, fillet welds are stronger than groove welds.

  1. ((a))

    Both statements are correct

  2. ((b))

    Statement B is correct and Statement A is incorrect

  3. ((c))

    Both statements are incorrect

  4. ((d))

    Statement A is correct and Statement B is incorrect

Show Answer
Answer: ((a))

Both statements are correct

39

Study the following statements with respect to cutback bitumen and identify the correct answer.

Statement A : Addition of petroleum hydrocarbon (Kerosene) decreases the viscosity of bitumen.

Statement B : Addition of petroleum hydrocarbon (Kerosene) increases the ability of bitumen to penetrate into asphalt concrete.

  1. ((a))

    statement A is correct and B is incorrect

  2. ((b))

    Statement B is correct and A is incorrect

  3. ((c))

    Both statements are correct

  4. ((d))

    Both statements are incorrect

Show Answer
Answer: ((a))

statement A is correct and B is incorrect

40

A circular shaft of 20 mm diameter is required to transmit torque from one shaft to another. Find the safe torque which the shaft can transmit if the shear stress is not to exceed 30 MPa.

  1. ((a))

    12500π N-mm

  2. ((b))

    20000π N-mm

  3. ((c))

    15000π N-mm

  4. ((d))

    17500π N-mm

Show Answer
Answer: ((a))

12500π N-mm

41

According to Mohr-Coulomb theory of failure, useful in case of soils, which of the following statements is INCORRECT?

  1. ((a))

    The ultimate strength of material is determined by the stresses on the potential failure plane.

  2. ((b))

    Material fails essentially by shear

  3. ((c))

    The failure criterion depends on the intermediate principal stress

  4. ((d))

    The critical shear stress causing failure depends upon the properties of the material as well as on normal stress on the failure plane.

Show Answer
Answer: ((a))

The ultimate strength of material is determined by the stresses on the potential failure plane.

42

For the most economical Trapezoidal channel section, one of the sloping sides shall be equal to:

  1. ((a))

    top width

  2. ((b))

    half of top width

  3. ((c))

    half of base width

  4. ((d))

    base width

Show Answer
Answer: ((a))

top width

43

_______ is an example of a drier used in varnish.

  1. ((a))

    Copal

  2. ((b))

    Litharge

  3. ((c))

    Mastic

  4. ((d))

    Turpentine

Show Answer
Answer: ((a))

Copal

44

Which of the following is NOT a factor used to calculate the effective net area of steel tension members?

  1. ((a))

    Geometric factor

  2. ((b))

    Ductility factor

  3. ((c))

    Shear lag factor

  4. ((d))

    Imperfection factor

Show Answer
Answer: ((a))

Geometric factor

45

Identify the correct pair(s) from the following based on the types of cement and their respective IS specifications.

Type of cementIS specifications
1. Initial setting time of ordinary Portland cementNot more than 30 minutes
2. Initial setting time of sulphate resistant Portland cementNot less than 45 minutes
3. Final setting time of sulphate resistant Portland cementNot more than 600 minutes
  1. ((a))

    Only 2

  2. ((b))

    Only 1 and 3

  3. ((c))

    Only 2 and 3

  4. ((d))

    Only 3

Show Answer
Answer: ((a))

Only 2

46

Select the option that is true regarding the following two statements labelled Assertion (A) and Reason (R) with respect to municipal solid waste collection.

(A): In hilly areas, waste collection should ideally start at the lowest point and proceed to higher levels.

(R): Collection of waste starts at the lowest point and proceeds to higher levels ensuring that waste collectors or waste collection vehicles need not carry increasing amounts of waste up steep slopes.

  1. ((a))

    Both A and R are true.

  2. ((b))

    Both A and R are false.

  3. ((c))

    A is false, but R is true.

  4. ((d))

    A is true, but R is false.

Show Answer
Answer: ((a))

Both A and R are true.

47

As per IS7861 (part 1), any operation of concreting done at atmospheric temperatures above (other than steam curing) is termed as hot weather concreting.

  1. ((a))

    40°C

  2. ((b))

    37°C

  3. ((c))

    47°C

  4. ((d))

    55°C

Show Answer
Answer: ((a))

40°C

48

Identify the correct statement related to circular shaft subjected to pure torsion.

  1. ((a))

    At the outer surface of the shaft the shear stress is zero.

  2. ((b))

    If a moment is applied in a vertical plane containing the longitudinal axis of the beam, it will be subjected to torque causing torsion in the member.

  3. ((c))

    The twist along the shaft is not uniform

  4. ((d))

    Torque required to produce a twist of one radian per unit length of a shaft is termed as torsional rigidity.

Show Answer
Answer: ((a))

At the outer surface of the shaft the shear stress is zero.

49

Which of the following factors is NOT considered for the selection of rails?

  1. ((a))

    Spacing of sleepers

  2. ((b))

    Speed of the train

  3. ((c))

    Distance between successive railway stations

  4. ((d))

    Gauge of the track

Show Answer
Answer: ((a))

Spacing of sleepers

50

Calculate the length of a simple circular curve, if its deflection angle is 45° and radius 400 m.

  1. ((a))

    314.16 m

  2. ((b))

    326.19 m

  3. ((c))

    298.78 m

  4. ((d))

    227.89 m

Show Answer
Answer: ((a))

314.16 m

51

Match the following with respect to sewer appurtenances:

1. Storm water inletsa. Provided to admit the surface runoff to the sewers.
2. Catch basinsb. Provided at the head of the sewers.
3.Flushing manholesc. Provided to stop the entry of heavy debris present in the storm water into the sewers.
  1. ((a))

    1-c,2-b,3-a

  2. ((b))

    1-a, 2-c,3-b

  3. ((c))

    1-a,2-b,3-c

  4. ((d))

    1-c, 2-a, 3-b

Show Answer
Answer: ((a))

1-c,2-b,3-a

52

A real fluid, in which the shear stress is NOT proportional to the rate of shear strain is called ____ .

  1. ((a))

    Newtonian fluid

  2. ((b))

    ideal plastic fluid

  3. ((c))

    ideal fluid

  4. ((d))

    non-Newtonian fluid

Show Answer
Answer: ((a))

Newtonian fluid

53

Identify the ODD option with respect to the classification of canals based on the discharge and function of the canal.

  1. ((a))

    Power canal

  2. ((b))

    Navigation canal

  3. ((c))

    Branch canal

  4. ((d))

    Carrier canal

Show Answer
Answer: ((a))

Power canal

54

Which of the following is an electromagnetic distance measurement instrument used in surveying?

  1. ((a))

    Prismatic compass

  2. ((b))

    Pentagraph

  3. ((c))

    Auto level

  4. ((d))

    Tellurometer

Show Answer
Answer: ((a))

Prismatic compass

55

Which of the following is NOT a chief constituent used in acid refractories for the manufacture of ceramic materials?

  1. ((a))

    Quartz

  2. ((b))

    Magnesite

  3. ((c))

    Silica

  4. ((d))

    Ganister

Show Answer
Answer: ((a))

Quartz

56

It is observed that in a road construction project the original sanctioned estimate is likely to be exceeded by more than 30% due to an increase in the cost of raw materials. The detailed estimate to be prepared for the situation is known as ____ .

  1. ((a))

    revised estimate

  2. ((b))

    supplementary estimate

  3. ((c))

    approximate estimate

  4. ((d))

    abstract estimate

Show Answer
Answer: ((a))

revised estimate

57

Which of the following rock minerals is made of chemical composition 'calcium magnesium carbonate'?

  1. ((a))

    Gypsum

  2. ((b))

    Mica

  3. ((c))

    Dolomite

  4. ((d))

    Silicon dioxide

Show Answer
Answer: ((a))

Gypsum

58

A sand deposit has the following properties in its natural state: i) Bulk unit weight: 19.5kN/m³ ii) Unit weight of soil solids: 25kN/m³ iii) Water content: 15%. Calculate the porosity of sand in its natural state.

  1. ((a))

    32.17%

  2. ((b))

    38.49%

  3. ((c))

    28.32%

  4. ((d))

    34.79%

Show Answer
Answer: ((a))

32.17%

59

Study the following statements with respect to compaction of soil and identify the correct option:

Statement A: Fine-grained soils attain a much higher density and lower optimum water content when compared to well graded coarse-grained soils.

Statement B: Compacted density of soil increases as water content increased, till a maximum dry density is achieved.

  1. ((a))

    Statement B is correct and A is incorrect

  2. ((b))

    Both statements are correct

  3. ((c))

    Both statements are incorrect

  4. ((d))

    Statement A is correct and B is incorrect

Show Answer
Answer: ((a))

Statement B is correct and A is incorrect

60

As per the assumptions made in the design of RCC members for limit state of collapse in flexure, the maximum strain in the tension reinforcement in the section at failure shall not be less than ____ (Take grade of steel as Fe 415 and modulus of elasticity of steel as E_s).

  1. ((a))

    327.58/E_s +0.002

  2. ((b))

    360.87/E_s +0.002

  3. ((c))

    415/E_s +0.002

  4. ((d))

    477.25/E_s +0.002

Show Answer
Answer: ((a))

327.58/E_s +0.002

61

Study the following statements and identify the correct option with respect to factors affecting permeability of soil medium:

Statement A: Permeability is directly proportional to the viscosity of water and inversely proportional to its unit weight.

Statement B: Degree of saturation of soil medium alters the permeability through soil.

  1. ((a))

    Both statements are incorrect

  2. ((b))

    Both statements are correct

  3. ((c))

    Statement A is correct and B is incorrect

  4. ((d))

    Statement B is correct and A is incorrect

Show Answer
Answer: ((a))

Both statements are incorrect

62

As per IS 10500-2012, the acceptable limit of lead content in drinking water is ____ .

  1. ((a))

    0.05mg/l

  2. ((b))

    0.001mg/l

  3. ((c))

    0.00mg/l

  4. ((d))

    0.01mg/l

Show Answer
Answer: ((a))

0.05mg/l

63

Which of the following laws states that the strength of cement concrete is only dependent upon water to cement ratio provided the mix is workable?

  1. ((a))

    Abrams'law

  2. ((b))

    Powers' law

  3. ((c))

    Stefan's law

  4. ((d))

    Coulombs' law

Show Answer
Answer: ((a))

Abrams'law

64

The unit of measurement used for estimating quantity of surface dressing and levelling the earth surface is ____ .

  1. ((a))

    square metres

  2. ((b))

    running metre

  3. ((c))

    cubic metres

  4. ((d))

    quintals

Show Answer
Answer: ((a))

square metres

65

A building requires 9 RCC columns of size 0.2 m breadth, 0.2 m thickness and 4 m height. Estimate the quantity of steel reinforcement required, if the steel reinforcement to be provided is 1.5% by their gross volume.

  1. ((a))

    1.798 quintal

  2. ((b))

    2.199 quintal

  3. ((c))

    1.585 quintal

  4. ((d))

    0.695 quintal

Show Answer
Answer: ((a))

1.798 quintal

66

Calculate the annual rate of depreciation by constant percentage method by taking the original cost of property =₹15,00,000, scrap value =₹65,000 and life in years 12.

  1. ((a))

    0.33

  2. ((b))

    0.19

  3. ((c))

    0.38

  4. ((d))

    0.23

Show Answer
Answer: ((a))

0.33

67

In theodolite, what will happen with respect to rotation of upper and lower plates, if the lower clamp is clamped and the upper clamp is unclamped?

  1. ((a))

    Upper plate rotates on inner axis with relative motion between upper and lower plates.

  2. ((b))

    Both upper and lower plates rotate together

  3. ((c))

    Lower plate rotates on outer axis with relative motion between upper and lower plates

  4. ((d))

    Instrument can rotate without any motion between two plates

Show Answer
Answer: ((a))

Upper plate rotates on inner axis with relative motion between upper and lower plates.

68

A reinforced cement concrete cantilever beam is subjected to a uniformly distributed load with an intensity 'w' kN/m directed vertically upwards. The main reinforcement (longitudinal) shall be provided ____ Ignore the self-weight of beam.

  1. ((a))

    along the neutral axis

  2. ((b))

    anywhere in the section of beam

  3. ((c))

    below neutral axis

  4. ((d))

    above neutral axis

Show Answer
Answer: ((a))

along the neutral axis

69

Which of the following buckling curves is applicable about z-z axis for a rolled steel I-section used as an axially loaded compression member shown in the given figure, if (h/bf )>1.2 and tf<=40 mm?

  1. ((a))

    Class -d

  2. ((b))

    Class -a

  3. ((c))

    Class -c

  4. ((d))

    Class -b

Show Answer
Answer: ((a))

Class -d

70

Following IS : 2502-1963, in the preparation of bar bending schedule of reinforcements for reinforced concrete, the length of the reinforcement bar shown in the given figure is estimated as:

  1. ((a))

    1+C1+C2+2H+C12−D12+C22−D221 + C_1 + C_2 + 2H + \sqrt{C_1^2 - D_1^2} + \sqrt{C_2^2 - D_2^2}

  2. ((b))

    1+C1+C2+2H−C12−D12−C22−D22 1 + C_1 + C_2 + 2H - \sqrt{C_1^2 - D_1^2} - \sqrt{C_2^2 - D_2^2} \

  3. ((c))

    1+C1+C2+3H−C12−D12−C22−D22 1 + C_1 + C_2 + 3H - \sqrt{C_1^2 - D_1^2} - \sqrt{C_2^2 - D_2^2} \

  4. ((d))

    A+C1+C2+E+F+3HA + C_1 + C_2 + E + F + 3H

Show Answer
Answer: ((a))

1+C1+C2+2H+C12−D12+C22−D221 + C_1 + C_2 + 2H + \sqrt{C_1^2 - D_1^2} + \sqrt{C_2^2 - D_2^2}

71

Identify the correct pair(s) from the following based on maximum value of cross slope for different types of road surfaces as per IRC guidelines.

Type of Road SurfaceMaximum Value of Cross Slope
1. Thin bituminous surface2.0%
2. Water bound macadam and gravel pavement3.0%
3. Cement concrete and high type bituminous surface2.0%
  1. ((a))

    1 only

  2. ((b))

    1 and 2 only

  3. ((c))

    1, 2 and 3

  4. ((d))

    2 and 3 only

Show Answer
Answer: ((a))

1 only

72

The compound responsible for causing permanent hardness is:

  1. ((a))

    calcium bicarbonate only

  2. ((b))

    calcium chloride

  3. ((c))

    both calcium bicarbonate and magnesium bicarbonate

  4. ((d))

    magnesium bicarbonate only

Show Answer
Answer: ((a))

calcium bicarbonate only

73

______ is characterised due to swelling caused by the growth of layers of sapwood over wounds after a branch has been cut off in an irregular manner.

  1. ((a))

    Rind gall

  2. ((b))

    Shakes

  3. ((c))

    Foxiness

  4. ((d))

    Knots

Show Answer
Answer: ((a))

Rind gall

74

Flow in an open channel is classified as turbulent if the Reynold's number of flow is ____ .

  1. ((a))

    less than 2000

  2. ((b))

    more than 4000

  3. ((c))

    less than 500

  4. ((d))

    more than 2000

Show Answer
Answer: ((a))

less than 2000

75

Calculate the delta for a crop if its duty is 2000 hectares/cumec on the field. (Consider the base period of crop as 100 days.)

  1. ((a))

    0.246 m

  2. ((b))

    0.322 m

  3. ((c))

    0.532 m

  4. ((d))

    0.432 m

Show Answer
Answer: ((a))

0.246 m

76

Match the columns with respect to acceptable noise levels as specified in IS 4954:1968.

LocationAcceptable Noise Level
1. Outdoor noise level in rural residential areasa. 25–30 dB
2. Indoor noise level in hospital buildingb. 25–35 dB
3. Indoor noise level in radio and TV studioc. 35–45 dB
  1. ((a))

    1-a, 2-b, 3-c

  2. ((b))

    1-b, 2-c, 3-a

  3. ((c))

    1-b, 2-a, 3-c

  4. ((d))

    1-c, 2-b, 3-a

Show Answer
Answer: ((a))

1-a, 2-b, 3-c

77

The instrument shown in the given figure is used for ____ on bitumen.

  1. ((a))

    penetration test

  2. ((b))

    softening point test

  3. ((c))

    ductility test

  4. ((d))

    viscosity test

Show Answer
Answer: ((a))

penetration test

78

A commercial building is constructed on a 1000 m² plot of land. The plinth area is 800 m². The building fetches a gross rent of ₹50,000 per month. The total outgoing per year is ____ , if, the cost of repair is at the rate of 10% of income, the yearly property tax is ₹5 per m² of land and ₹40 per m² of plinth area.

  1. ((a))

    ₹97,000

  2. ((b))

    ₹42,000

  3. ((c))

    ₹5,04,000

  4. ((d))

    ₹55,000

Show Answer
Answer: ((a))

₹97,000

79

Match the columns with respect to types of canal based on canal alignment.

Types of CanalsDefinitions
1. Ridge Canalc. Canal aligned along a watershed and runs for most of its length on a watershed
2. Contour Canala. Canal that is aligned parallel to contours of the area
3. Side Slope Canalb. Canal aligned roughly at right angles to the contours and is neither on the watershed nor in the valley
  1. ((a))

    1-c; 2-b; 3-a

  2. ((b))

    1-a; 2-c; 3-b

  3. ((c))

    1-a; 2-b; 3-c

  4. ((d))

    1-c; 2-a; 3-b

Show Answer
Answer: ((a))

1-c; 2-b; 3-a

80

While aligning a hill road with a ruling gradient of 5%, a horizontal curve of radius 70 m is encountered. Find the grade compensation.

  1. ((a))

    1.60%

  2. ((b))

    1.20%

  3. ((c))

    1.36%

  4. ((d))

    1.42%

Show Answer
Answer: ((a))

1.60%

81

Identify the correct option related to the given Assertion and Reason.

Assertion (A): By providing air vessels on the suction and delivery sides of a reciprocating pump, it is possible to increase the delivery head of the pump.

Reason (R): The air vessel eliminates the acceleration head and makes discharge uniform.

  1. ((a))

    Both A and R are true and R is not the correct explanation of A

  2. ((b))

    Both A and R are true and R is the correct explanation of A

  3. ((c))

    A is false but R is true

  4. ((d))

    A is true but R is false

Show Answer
Answer: ((a))

Both A and R are true and R is not the correct explanation of A

82

The overall efficiency of a centrifugal pump when head is 25 m, discharge =0.04 m³/s, output power p=16 kW is ____ .

  1. ((a))

    65%

  2. ((b))

    60%

  3. ((c))

    68.5%

  4. ((d))

    62.5%

Show Answer
Answer: ((a))

65%

83

Select the option that is true regarding the following two statements labelled Assertion (A) and Reason (R) with respect to influence of aggregate to cement ratio on fresh concrete properties of concrete.

(A): If the aggregate to cement ratio of a concrete mix is increased the concrete mix becomes lean.

(R): The quantity of paste available for lubrication decreases, if the aggregate to cement ratio is increased.

  1. ((a))

    A is false but, R is true

  2. ((b))

    A is true but, R is false

  3. ((c))

    Both A and R are true, but R is not the correct explanation of A

  4. ((d))

    Both A and R are true and R is the correct explanation of A

Show Answer
Answer: ((a))

A is false but, R is true

84

The PCU recommended by the IRC for agricultural tractors on rural roads is:

  1. ((a))

    1.0

  2. ((b))

    3.0

  3. ((c))

    0.5

  4. ((d))

    1.5

Show Answer
Answer: ((a))

1.0

85

Study the given figure and identify the correct pairs with respect to different parts of the prismatic compass.

  1. ((a))

    14-Agate cap, 13-Mirror, 15-Pivot, 11-Brake pin

  2. ((b))

    11-Agate cap, 13-Mirror, 14- Pivot, 15-Brake pin

  3. ((c))

    15-Agate cap, 13-Mirror, 14-Pivot, 11-Brake pin

  4. ((d))

    15-Agate cap, 13-Mirror, 11-Pivot, 14-Brake pin

Show Answer
Answer: ((a))

14-Agate cap, 13-Mirror, 15-Pivot, 11-Brake pin

86

Which of the following is NOT a mode of local failures in steel beams?

  1. ((a))

    Torsional buckling

  2. ((b))

    Buckling of thin flanges of section

  3. ((c))

    Local crushing of web

  4. ((d))

    Shear yield of web

Show Answer
Answer: ((a))

Torsional buckling

87

Calculate the bulk modulus of an alloy body if its modulus of elasticity is found to be 180 Gpa. Consider that the Poisson's ratio of tested material as 0.25 .

  1. ((a))

    120 GPa

  2. ((b))

    140 GPa

  3. ((c))

    100 GPa

  4. ((d))

    160 GPa

Show Answer
Answer: ((a))

120 GPa

88

Calculate the depth of neutral axis (measured from extreme compression fibre) of a singly reinforced concrete beam (simply supported) of size 200 mm (width) ×450 mm (depth), reinforced with 2 numbers of 16 mm diameter steel bars. Use M20 grade concrete, Fe415 steel, xu max/d =0.48 and effective cover thickness =35 mm

  1. ((a))

    100.82 mm

  2. ((b))

    88.74 mm

  3. ((c))

    199.82 mm

  4. ((d))

    50.41 mm

Show Answer
Answer: ((a))

100.82 mm

89

Select the option that is true regarding the following two statements labelled Assertion (A) and Reason (R) with respect to Kennedy's theory applicable for channel design.

(A) Kennedy assumed that silt is kept in suspension.

(R) According to Kennedy's assumption Eddy's generated from the bed only.

  1. ((a))

    A is false but, R is true

  2. ((b))

    Both A and R are true and R is the correct explanation of A

  3. ((c))

    Both A and R are true, but R is not the correct explanation of A

  4. ((d))

    A is true but R is false

Show Answer
Answer: ((a))

A is false but, R is true

90

What role does the 'schedule of rates' play in the preparation of cost estimates for civil engineering works?

  1. ((a))

    It determines the interest rates for project financing.

  2. ((b))

    It outlines the project timeline and milestones

  3. ((c))

    It calculates the cost of construction equipment

  4. ((d))

    It provides a detailed list of unit rates for various items of work

Show Answer
Answer: ((a))

It determines the interest rates for project financing.

91

Match the columns with respect to different traffic signs used in traffic engineering.

1. Regulatory signsA. prohibitory signs, restriction end signs, stop and give way signs, etc.
2. Warning singsB. cross road, side road right, narrow bridge, etc.
3. Informatory signsC. parking signs, flood gauge, facility information sign, etc.
  1. ((a))

    1→ A,2→ B,3→C

  2. ((b))

    1→ A,2→C,3→ B

  3. ((c))

    1→C,2→ A,3→ B

  4. ((d))

    1→ B,2→C,3→ A

Show Answer
Answer: ((a))

1→ A,2→ B,3→C

92

Identify the correct pair(s) from the following based on standard load taken for a specified penetration in California Bearing Ratio test on soil.

Penetration DepthStandard Load
2.5 mm1370 kg
5.0 mm2080 kg
7.5 mm2780 kg
  1. ((a))

    Only 1

  2. ((b))

    Only 3

  3. ((c))

    Only 2 and 3

  4. ((d))

    Only 1 and 2

Show Answer
Answer: ((a))

Only 1

93

The infiltration capacity of soil does NOT depend on ____ .

  1. ((a))

    initial soil moisture content

  2. ((b))

    permeability of soil

  3. ((c))

    rain fall intensity

  4. ((d))

    type of crop grown at the considered location

Show Answer
Answer: ((a))

initial soil moisture content

94

Identify the type of weld made between the two plates shown in the given figure.

  1. ((a))

    Continuous fillet weld

  2. ((b))

    Flat fillet weld

  3. ((c))

    Groove weld

  4. ((d))

    Lap weld

Show Answer
Answer: ((a))

Continuous fillet weld

95

The compressive strength of structural granite, when tested according to IS 1121 (part I) : 1974, shall not be less than ____ .

  1. ((a))

    325 N/mm²

  2. ((b))

    144.44 N/mm²

  3. ((c))

    98.06 N/mm²

  4. ((d))

    208 N/mm²

Show Answer
Answer: ((a))

325 N/mm²

96

Calculate the number of standard modular bricks of size 19×9×9 cm required for a masonry work of total volume 5 m³. (Consider 5% breakages wastage)

  1. ((a))

    2825 numbers

  2. ((b))

    2625 numbers

  3. ((c))

    2720 numbers

  4. ((d))

    2680 numbers

Show Answer
Answer: ((a))

2825 numbers

97

Identify whether the given statements with respect to plate load test used to find ultimate bearing capacity of soil are correct or incorrect statements:

A) The plate load test is a laboratory test used to find ultimate bearing capacity of soil.

B) The bearing plate is either circular or square, made of steel not less than 25 mm in thickness.

  1. ((a))

    Statement B is correct and A is incorrect

  2. ((b))

    Both statements are incorrect

  3. ((c))

    Both statements are correct

  4. ((d))

    Statement A is correct and B is incorrect

Show Answer
Answer: ((a))

Statement B is correct and A is incorrect

98

A simple U tube manometer containing mercury is connected to a pipe in which a fluid of specific gravity 0.5 and having vacuum pressure is flowing. The other end of the manometer is open to atmosphere. Calculate the vacuum pressure in the pipe. (Take acceleration due to gravity as 10 N/cm2 )

  1. ((a))

    -84460 N/cm2

  2. ((b))

    -48957 N/cm2

  3. ((c))

    -62450 N/cm2

  4. ((d))

    -55150 N/cm2

Show Answer
Answer: ((a))

-84460 N/cm2

99

Identify the INCORRECT statement by referring to a cantilever beam in the figure.

  1. ((a))

     Bending moment at point C is greater than that at point D .

  2. ((b))

    Shear force at point 𝐷 is lesser than that at point 𝐵.

  3. ((c))

    Shear force at point C is greater than that at point B .

  4. ((d))

     Bending moment at point C is lesser than that at point B .

Show Answer
Answer: ((a))

 Bending moment at point C is greater than that at point D .

100

"As per IS 1200 (part 15):1987, the paint coefficient (multiplying factor) for fully glazed steel doors is ________.

  1. ((a))

    1.5 for each side

  2. ((b))

    1.0 for each side

  3. ((c))

    0.5 for each side

  4. ((d))

    2 for each side"

Show Answer
Answer: ((a))

1.5 for each side

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