Q.1

Consider the following statements pertaining to plane table survey :
Two-point problem is solved by mechanical method.
Three-point problem is solved by Bessel's method.
In two point problem, auxiliary station is required.
Of these statements :

  • 1 and 2 are correct
  • 1 and 3 arc correct
  • 2 and 3 are correct
  • 1, 2 and 3 are correct
Q.2

Consider the following statements :
A : For beams, I-sections are more economical than rectangular section.
R : Most of the material is concentrated away from the centroid.
Of these statements :

  • Both A and R are true and R is the correct explanation of A
  • Both A and R are true but R is not a correct explanation of A
  • A is try but R is false
  • A is false but R is true.
Q.3

Gross flange area for a riveted plate girder is to be designed considering net area asof its gross area. Consider width of the flange asmm while web plate asmm xmm. The girder is to resist a maxi-mum BM ofkNm. Maximum allowable bending stress in tension isMPa. Gross flange area is

  • 22000 mm2
  • 35500 mm2
  • 46000 mm2
  • 73000 mm2
Q.4

What are the phenomena of global warming and acid rain formation attributed to ?

  • SO2 and CO2 respectively
  • CO and SO2, respectively
  • CO2 and SO2, respectively
  • CO and CO2, respectively
Q.5

The following readings were taken with a Dumpy level and a 4 m levelling staff on a continuously sloping ground atm intervals : 0.m, 1.m, 1.m, 2.m, 2.m, 3.m, 1.m. The R.L. of the fourth point was calculated to be 79.m. The R.L. of the point that was read 0.m is

  • 80.750 m
  • 79.780 m
  • 78.420 m
  • 77.740 m
Q.6

The Trap used for a water closet is called

  • gully trap
  • p-trap
  • intercepting trap
  • anti-siphon trap
Q.7

If carbon monoxide is released at the rate of 0.m3/min from a gasolene engine andppm is the threshold limit for an 8-hour exposure, the quantity of air which dilutes the contaminant to a safe level will be

  • 60 m3/min
  • 600 m3/min
  • 600 m3/s
  • 60 m3/s
Q.8

The two-peg test in the adjustment of a dumpy level employs the principle that

  • equal lengths at back sight and fore sight do not affect the difference in level.
  • reciprocal levelling eliminates errors of non-parallel instrument and collimation axes.
  • two readings from the same station will minimize errors in bubble tube axis.
  • correction is made for verticle axis at one peg and for horizontal axis at the other peg.
Q.9

A hollow circular column at internal diameter 'd' and external diameter '1.5 d' is subjected to compressive load. The maximum distance of the point of application of load from the centre for no tension is

  • d/8
  • 13d/48
  • d/4
  • 13d/96
Q.10

The shear modulus of a material is half of its Young's modulus. What is the value of its Poisson's ratio ?

  • - 1
  • - 0.5
  • Zero
  • 0.5
Q.11

A steel rod ofirim diameter has been used as a tie in a bracing system, but may subject to possible reversal of stress due to the wind. What is the maximum permitted length of the member ?

  • 1600 mm
  • 1400 mm
  • 1200 mm
  • 1000 mm
Q.12

Which one of the following statements is correct ?
The portal method of structural analysis is generally suitable for

  • tall buildings
  • low-rise buildings
  • low-rise buildings with uniform framing
  • low-rise buildings with non-uniform framing.
Q.13

The runway length after correcting for elevation and temperature ism. If the effective gradient on runway is 0.5 per cent, then the revised runway length will be

  • 2845 m
  • 2910 m
  • 3030 m
  • 3130 m
Q.14

Two closed-coil springs of stiffness s and 2s are arranged in series in one case and in parallel in the other case. The ratio of stiffness of springs connected in series to parallel is

Q.15

Length of line measured with am chain was found to be 634.4 m. If the chain was 5 cm too long, throughout the measurement, then the true length of the line is

  • 635.990 m
  • 635.986 m
  • 632.818 m
  • 632.814 m
Q.16

The phenomenon of reflection cracking is observed in which of the following ?

  • Bituminous overlays provided over cracked cement concrete pavements
  • Cement concrete overlays provided over cracked bituminous pavements.
  • Bituminous overlays constructed in cold weather
  • Cement concrete overlays provided over cement concrete pavements.
Q.17

Consider the following statements :
Dock is a marine structure for mooring up vessels, loading and unloading of passengers and/or cargo.
Dry dock is generally used only for carrying out repairs, inspections and painting.
Wet dock is an enclosed or partially enclosed basin provided with locks and entrance gate to keep the water level at a fairly constant level.
Which of the statements given above are correct ?

  • 1, 2 and 3
  • 2 and 3
  • 1 and 2
  • 1 and 3
Q.18

Given below are methods of compaction :
Vibration technique
Flooding the soil
Sheeps-foot roller
Tandem roller
Heavy weights dropped from a height.
The methods suitable for cohesionless soils include

  • 1, 2 and 3
  • 2, 3 and 4
  • 1, 2 and 5
  • 3, 4 and 5
Q.19

A wooden plank (sp. gr. 0.1 m x 1 m x 0.5 m floats in water with 1.5 kN load on it with 1 m x 1 m surface horizontal. The depth of plank lying below water surface shall be

  • 0.178 m
  • 0.250 m
  • 0.403 m
  • 0.500 m
Q.20

When the degree of consolidation is 50%, the time factor is about

  • 0.2
  • 0.5
  • 1.0
  • 2.0
Q.21

Uniformity coefficient of filter sand is given by :

  • D50/D5
  • D50/D10
  • D60/D5
  • D60/D10
Q.22

The following observation relate to designing of laced column :
Single lacing systems on opposite planes shall preferably be in the same direction so that one is the shadow of the other.
Lacing bar should only be a flat.
The slenderness ratio of the lacing bars for compression shall not exceed 180.
Laced compression members are to be provided with tie plates of ends.
Of these observations :

  • 1, 2, 3 and 4 are correct
  • 1, 3 and 4 are correct
  • 2 and 3 are correct
  • 1 and 4 are correct
Q.23

Consider the following statements :
In the laboratory consolidation test, initial compression is the result of displacement of soil particles.
Primary consolidation is due to dissipation of pore water pressure.
Secondary compression starts after complete dissipation of pore water pressure.
Primary consolidation and secondary compression occur simultaneously.
Which of the statements given above are correct ?

  • 1 and 4 only
  • 2 and 3 only
  • 2 and 4 only
  • 1 and 3 only
Q.24

For a sleeper density of (n + 5), the number of sleepers required for constructing a broad gauge (BG) railway track of lengthm is

  • 975
  • 918
  • 900
  • 880
Q.25

Consider the following factors :
Provision of a suitable slope to the top of the sill.
Proper throating of the sill to throw off the water outside.
Giving a projection of not less thanmm to the sill.
Providing damp-proof course below the sill to check the entry of moisture inside the main wall.
Those considered while constructing a brick sill would include

  • 1 and 2
  • 1, 3 and 4
  • 2, 3 and 4
  • 1, 2, 3 and 4
Q.26

Undisturbed soil samples are required for conducting

  • hydrometer test
  • shrinkage limit test
  • consolidation test
  • specific gravity test
Q.27

The shear modulus of a material is half of its Young's modulus. What is the value of its Poisson's ratio ?

  • - 1
  • - 0.5
  • Zero
  • 0.5
Q.28

Consider the following statements :
Alum coagulation decreases the alkalinity of water.
Alum coagulation increases permanent hardness of water.
Alum coagulation decreases pH of water.
Alum coagulation produces aluminium hydroxide flocks in the flocculation process.
Which of the statements given above are correct ?

  • 1, 2, 3 and 4
  • 1, 3 and 4 only
  • 1 and 2 only
  • 2, 3 and 4 only
Q.29

The following observation relate to designing of laced column :
Single lacing systems on opposite planes shall preferably be in the same direction so that one is the shadow of the other.
Lacing bar should only be a flat.
The slenderness ratio of the lacing bars for compression shall not exceed 180.
Laced compression members are to be provided with tie plates of ends.
Of these observations :

  • 1, 2, 3 and 4 are correct
  • 1, 3 and 4 are correct
  • 2 and 3 are correct
  • 1 and 4 are correct
Q.30

The total number, of independent equations that form the Lacey's regime theory is

  • 2
  • 3
  • 4
  • 6
Q.31

How high should a helicopter pilot rise at a point. A just to see the horizon at point B, if the distance AB iskm ?

  • 101.75 m
  • 110.50 m
  • 107.75 m
  • 105.50 m
Q.32

What does the Williot-Morr diagram yield ?

  • Forces in members of a truss
  • Moments in a fixed beam
  • Reactions at the supports
  • Joint displacement of a pinjointed plane frame
Q.33

What are the gases produced by landfills primarily comprised of?

  • Carbon monoxide and hydrogen sulphide.
  • Methane and carbondioxide
  • Sulphur dioxide and nitrogendioxide
  • Ethane and oxygen.
Q.34

Which one of the following statements is true to trickling filter sludge ?

  • It has a comparatively low sludge volume index
  • It is more difficult to dewater than activated sludge
  • It has a comparatively low concentration of sludge solids
  • It is bulky
Q.35

A parabolic vertical curve is to be set out connecting two uniform grades of +0.and +.0%. The rate of change of grade is to be 0.perm. The length of the curve will be

  • 66 2/3 m
  • 133 1/3 m
  • 200 M
  • 266 2/3 m
Q.36

General shrinkage in cement concrete is caused by

  • carbonation
  • stresses due to external load
  • drying the starting with a stiff consistency
  • drying starting with a wetter consistency.
Q.37

A good brick when immersed in water bath forhours, should not absorb more than

  • 20% of its dry weight
  • 30% of its saturated weight
  • 10% of its dry weight
  • 20% of its saturated weight
Q.38

The following methods are used for structural analysis :
Macaulay method
Column analogy method
Kani's method
Method of sections
Those used for indeterminate structural analysis would include

  • 1 and 2
  • 1 and 3
  • 2 and 3
  • 2, 3 and 4
Q.39

A three-hinged loaded semicircular arch ACB is shown in the figure given. What is the shearing force at the hinge C ?

  • 20 kN
  • 20 2 kN
  • 10 kN
  • 10 2 kN
Q.40

A cantilever beam 'A' with rectangular cross-section is subjected to a concentrated load at its free end. If width and depth of another cantilever beam 'B' are twice those of beam A, then the deflection at free end of the beam 'B' as compared to that of 'A' will be

  • 6.25%
  • 14%
  • 23.6%
  • 28%
Q.41

Consider the following statements regarding specific energy of flow in an open channel :
There is only one specific energy curve for a given channel.
Alternate depths are the depths of flow at which the specific energy is the same.
Critical flow occurs when the specific energy is minimum.
Of these statements :

  • 1 and 2 are correct
  • 1 and 3 are correct
  • 2 and 3 are correct
  • 1, 2 and 3 are correct
Q.42

Consider the following statements relating to triaxial tests :
Change in length of the specimen in a triaxial shear test is required to be accounted for in the calculation of stresses at failure.
In 'Drained Triaxial Shear Test', drainage is permitted under a specified all-round pressure until consolidation is complete. The principal stress difference is then applied with no drainage being permitted.
Unconfined compression test is a special case of triaxial shear test.
Of these statements :

  • 1 and 2 are correct
  • 1 and 3 are correct
  • 2 and 3 are correct
  • 1, 2 and 3 are correct
Q.43

The local sidereal time (LST) is always

  • ahead of the local mean time (LMT) by about 2 hours per month
  • behind LMT by about 2 hours per month
  • ahead of LMT by about 4 hours per month
  • equal to LMT
Q.44

A flownet for an earth dam on impervious foundation consists of 4 flow channels andequipotential drops. The full reservoir level ism above the downstream horizontal filter. Given that horizontal permeability is 9 x 10-6 m/s and vertical permeability is 1 x 10-6 m/s, the quantity of seepage through the dam will be

  • 36 ml/s/m
  • 25 ml/s/m
  • 20 ml/s/m
  • 15 ml/s/m
Q.45

In the case of S2 water surface profile (y = depth of flow, y0 = normal depth, yc = critical depth)

  • y0 > yc > y
  • yc > y0 > y
  • yc > y > y0
  • y > yc > y0
Q.46

A bar of square section is subjected to a pull ofkg. If the maximum allowable shear stress on any section iskg/cm2, then the side of the square section will be

  • 5 cm
  • 10 cm
  • 15 cm
  • 20 cm
Q.47

Consider the following statements :
Alum coagulation decreases the alkalinity of water.
Alum coagulation increases permanent hardness of water.
Alum coagulation decreases pH of water.
Alum coagulation produces aluminium hydroxide flocks in the flocculation process.
Which of the statements given above are correct ?

  • 1, 2, 3 and 4
  • 1, 3 and 4 only
  • 1 and 2 only
  • 2, 3 and 4 only
Q.48

A motor shaft rotating with a speed ofrpm decelerates uniformly when the motor is switched off and stops insec. The number of revolutions made by the shaft in this time would be

  • 10
  • 20
  • 30
  • 40
Q.49

What is the correct sequence of the following steps in the graphical determination of stresses in the members of a loaded plane truss ?
Vector diagram to determine the end reactions.
Space diagram.
Stress diagram.
Select the correct answer using the codes given below :

  • 1, 2, 3
  • 1, 3, 2
  • 2, 1, 3
  • 2, 3, 1
Q.50

The shear modulus of a material is half of its Young's modulus. What is the value of its Poisson's ratio ?

  • - 1
  • - 0.5
  • Zero
  • 0.5
0 h : 0 m : 1 s