Q.1

In a simply supported beam of span 'l', each end is restrained against torsion, compression flange being unrestrained. According to IS :the effective length of the compression flange will be equal to

  • 0.65l
  • 0.85l
  • 0.75l
  • 0.70l
Q.2

A given material has Young's modulus E, modulus of rigidity G and Poisson's ratio of Young's modulus to modulus of rigidity of this material is,

  • 3.75
  • 3
  • 2.5
  • 1.5
Q.3

The radial moment at the boundary of a simply supported circular slab of radius R, subjected to a uniformly distributed load of w will be

  • wR2/8
  • wR2/12
  • 3wR2/16
  • zero
Q.4

In the alignment of an irrigation channel wherefrom offtakes have to be provided at regular intervals, changes in the given channel parameters are made use of. The correct sequence of the decreasing order of preference of these parameters is

  • Width, slope, depth
  • Width, depth, slope
  • Depth, slope, width
  • Depth, width, slope
Q.5

Consider the following factors :
Reaction time
Speed
Coefficient of longitudinal friction
Gradient
Which of these factors are taken into account for computing braking distance ?

  • 1 and 3
  • 1, 2 and 4
  • 2, 3 and 4
  • 2 and 3
Q.6

If the curve lead of a broad gauge railway turnout is 16.metres, the angle of crossing of the turnout will be given by

  • tan-1 10
  • tan-1 5
  • tan-1 1/10
  • tan-1 1/5
Q.7

In the PERT analysis, which one of the following is followed by the time estimate of activities and probability of either occurrance ?

  • Normal distribution
  • Poisson's distribution
  • β - distribution
  • Binomial distribution.
Q.8

Consider the following statements :
In solid waste management
density separation of solid wastes can be accomplished by air classifiers.
iron recovery from solid wastes can be done by magnetic separators.
aluminium separation from solid wastes can be accomplished by eddy current separators. Which of the statements given above are correct ?

  • 1 and 2
  • 2 and 3
  • 1 and 3
  • 1, 2 and 3
Q.9

A free vortex formed from originally still water, say, as when draining still water in a flat-bottomed basin by suddenly pulling the stopper at the bottom on the drain hole, will be

  • clockwise in the northern as well as the southern hemispheres
  • anticlockwise in the northern as well as the sourthern hemispheres
  • anticlockwise in the northern hemisphere and clockwise in the southern hemisphere
  • clockwise in the northern hemisphere and anticlockwise in the southern hemisphere
Q.10

Which one of the following is the most preferred wood for high quality and durable furniture ?

  • Sandalwood
  • Deodar wood
  • Teakwood
  • Shisham wood
Q.11

The correct sequence of processes in a water treatment plant for rural water supply is

  • Chlorination, aeration, sedimentation, rapid sand filter
  • Coagulation, sedimentation, slow sand filter, chlorination
  • Coagulation, flocculation, clarification, pressure filter
  • Aeration, plain sedimentation, slow sand filter, chlorination
Q.12

Given that,
t = thickness of the plates,
b = width of the plates,
d = diameter of the rivets,
n = number of rivets in a line,
σt = permissible tensile stress.
The tearing strength of the joint is given by

  • t(b - ndt
  • t(b + ndt
  • (bt - nd/tt
  • (bt - nd/tt
Q.13

If the magnetic bearing of a line is 48°and magnetic declination is 5°East, then the true bearing is

  • 42° 02'
  • 42° 46'
  • 54° 02'
  • 54° 46'
Q.14

Which one of the following equations correctly gives the relationship between the specific graivity of soil grains (G) and the hydraulic gradient (i) to initiate 'quick' condition in a sand having a void ratio of 0.5 ?

  • G = 0.5 i + 1
  • G = i + 0.5
  • G = 1.5 i + 1
  • G = 1.5 i - 1
Q.15

A river is the source of water for water supply to a town. Its water is very turbid and polluted. The correct sequence of steps for treating the river water would be :

  • Presedimentation -> prechlorination -> coagulation -> sedimentation -> filtration -> post chlorination
  • coagulation -> sedimentation -> post-chlorination
  • coagulation -> filtration -> sedimentation -> post-chlorination
  • sedimentation -> post-chlorination
Q.16

A vehicle is moving up an incline when the driver applies its brakes and the vehicle retards at 0.5 m/s2. Then according to D'Alembert's principle

  • inertia force will be directed in the direction of motion
  • inertia force will be directed opposite to the direction of motion
  • magnitude of the inertia force will depend on the angle of inclination
  • magnitude of the inertia force will depend on coefficient of friction between the wheels and the road surface
Q.17

The approximate proportion of dry cement mortar required for brick work is

  • 60%
  • 45%
  • 30%
  • 10%
Q.18

Consider the following statements :
Infiltration galleries are placed along the river beds at a depth of 4 to 6 m.
The draw-down for the infiltration galleries is more than that for radial wells.
Clogging of pipe pores in inflitration galleries is less than that for radial wells.
The cost of extracting unit volume of water is more in case of infiltration galleries as compared to radial wells.
Which of the statements given above is/are correct ?

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

The saturated and dry densities of a soil are respectivelykg/m3 andkg/m3. The water content (in percentage) of the soil in the saturated state would be

  • 25
  • 33.33
  • 50
  • 66.66
Q.20

Why is super plasticizer added to concrete?
To reduce the quantity of mixing water.
To increase the consistency.
To reduce the quantity of cement.
To increase resistance to freezing and thawing.
Select the correct answer using the code given below :

  • 1, 2 and 3
  • 1, 3 and 4
  • 2 and 3
  • 4 only
Q.21

Which one of the following is the correct statement ? Penetration to know bitumen grade is measured in

  • one-hundredth of mm
  • one-tenth of mm
  • one-tenth of an inch
  • one micron
Q.22

Soundness test of cement is done to determine its

  • durability in sea water
  • free-lime content
  • iron oxide content
  • alumina content
Q.23

For the purpose of designing a well point system for lowering ground water table in a sandy silt deposit, the coefficient of permeability of the soil is to be determined. Which one of the following methods would be most suitable ?

  • Constant Head Permeameter Test
  • Variable Head Permeameter Test
  • Pumping out Test in the field
  • Pumping in Test in the field
Q.24

Consider the following statements :
Book value is the unamortized cost of the asset as it still appears on the accounting books of the business.
Termination of economic life implies disposal of the equipment.
Which of the statements given above is/are correct ?

  • Neither 1 nor 2
  • 1 only
  • 2 only
  • Both 1 and 2
Q.25

For ornamental work, which type(s) of bricks is/ are preferred ?
Silica bricks
Silica lime bricks
Bricks produced in autoclaves
Select the correct answer using the code given below :

  • 1 and 3 only
  • 2 and 3 only
  • 1 only
  • 2 only
Q.26

Am chain was found to becm too long after chaining a distance ofm. It was found to becm too long at the end of the day's work after chaining a total distance ofm. What is the true distance if the chain was correct before the commencement of the day's work ?

  • 3962 m
  • 4019 m
  • 3981 m
  • 4038 m
Q.27

Consider the following statements pertaining to a pile group and a single pile at failure :
In loose and medium dense sands, the failure load per pile in a group will generally be greater than the failure load for a single pile.
In cohesive soils, the failure load per pile in a group will be greater than failure load for a single pile.
For piles driven in dense sands, the failure load per pile in a group is greater than the failure load for a single pile.
When the pile spacing is greater thantimes the pile diameter, the failure loads per pile in a group and forly same in both sands and clays.
Of these statements :

  • 1 and 4 are correct
  • 2 and 4 are correct
  • 1, 2, 3 and 4 are correct
  • 2, 3 and 4 are correct
Q.28

In the alignment of an irrigation channel wherefrom offtakes have to be provided at regular intervals, changes in the given channel parameters are made use of. The correct sequence of the decreasing order of preference of these parameters is

  • Width, slope, depth
  • Width, depth, slope
  • Depth, slope, width
  • Depth, width, slope
Q.29

What is the probable maximum precipitation (PMP) ?

  • Projected precipitation for a 100-yr return period
  • Maximum precipitation for all past recorded storms
  • Upper limit of rainfall, which is justified climatologically
  • Effective precipitable water
Q.30

Consider the following statements :
A : The load factor for live load is greater than that for dead load.
R : The live loads are more uncertain than dead loads.
Of these statements :

  • Both A and R are true and R is the correct explanation of A
  • Both A and R true but R is not a correct explanation of A
  • A is true but R is false
  • A is false but R is true
Q.31

The waste stabilization ponds can be

  • aerobic
  • anaerobic
  • facultative
  • any of the above
Q.32

In a plate load test, how is the ultimate load estimated from the load settlement curve on a log-log graph ?

  • Directly
  • By drawing tangents to the curve at the initial and final points
  • By the secant method
  • At 0.2 percent of the maximum settlement
Q.33

Timber can be made reasonably fire-resistant by

  • soaking it in Ammonium Sulphate
  • coating with Tar paint
  • pumping creosote oil into timber under high pressure
  • seasoning process
Q.34

Which one of these methods of Tunnel Construction is not suitable in rocks ?

  • Full face method
  • Compressed air method
  • Heading and benching method
  • Drift method
Q.35

Which of the following instruments have both horizon glass and index glass ?
Optical square
Line ranger
Box sextant
Pedometer
Select the correct answer using the code given below :

  • 2, 3 and 4
  • 1, 3 and 4
  • 1 and 3 only
  • 2 and 4 only
Q.36

For a non-concurrent force system to be in equilibrium

  • closure of the force polygon alone is sufficient
  • closure of the funicular polygon alone is sufficient
  • both force and funicular polygon must close
  • the conditions mentioned at (a), (b) and (c) are not relevant
Q.37

Which of the following are associated with alum coagulation ?
A decrease of alkalinity in treated water
Formation of hydroxide flocs of aluminium
A slight decrease of pH in treated water
An increase of permanent hardness
Select the correct answer using the codes given below :

  • 1, 2 and 3
  • 1, 3 and 4
  • 1, 2, 3 and 4
  • 2 and 4
Q.38

A person of height 1.m standing on a cliff of heightm above the water level on sea-shore can sight a ship at a distance of about

  • 10 km
  • 18 km
  • 30 km
  • 40 km
Q.39

In case of footing on the surface of shallow depth is very dense sand, which one of the following types of failure is likely to occur?

  • Punching shear failure
  • Local shear failure
  • General shear failure
  • Any of the above three
Q.40

Timber can be made reasonably fire-resistant by

  • soaking it in Ammonium Sulphate
  • coating with Tar paint
  • pumping creosote oil into timber under high pressure
  • seasoning process
Q.41

A simply supported beam of span L carries a concentrated load W at its mid-span. If the width 'b' of the beam is constant throughout the span, then, when the permissible bending stress is 'f', the beam's mid-span depth will be

  • 3WL/2bf
  • 3WL/2bf
  • 6WL/bf
  • 6WL/bf
Q.42

A surge tank is provided in a hydropower scheme to

  • provide additional storage close to the penstock
  • take care of change of slope, alignment or size of the water conductor system
  • reduce the pressures under transient conditions
  • provide convenient overspills
Q.43

Consider the following statements :
The principle of superpositions is applied to :
Linear elastic bodies
Bodies subjected to small deformations.
Of these statements :

  • 1 alone is corrrect
  • 1 and 2 are correct
  • 2 alone is correct
  • neither 1 nor 2 is correct
Q.44

Westergaard's analysis for stress distribution beneath loaded area is applicable to

  • sandy soils
  • clayey soils
  • stratified soils
  • silty soils
Q.45

The changes that take place during the process of consolidation of a saturated clay would include

  • an increase in pore water pressure and an increase in effective pressure
  • an increase in pore water pressure and a decrease in effective pressure
  • a decrease in pore water pressure and a decrease in effective pressure
  • a decrease in pore water pressure and an increase in effective pressure
Q.46

In which one of the following grades of a highway is an emergency escape ramp provided ?

  • 1 in 200
  • Zero grade
  • Downgrade
  • Upgrade
Q.47

When is a soil mass said to have entered the solid phase ?

  • When loss in water is not accompained by a corresponding reduction in the volume of soil mass
  • When reduction in the volume of the soil mass is nearly equal to the volume of water lost.
  • When the soil mass becomes brittle
  • When the soil mass shows a small shearing resistance as the water content is reduced.
Q.48

The cable for a prestressed concrete simply supported beam subjected to uniformly distributed load over the entire span should ideally be :

  • placed at the centre of cross-section over the entire span
  • placed at some eccentricity over the entire span
  • varying linearly from the centre of cross-section at the ends to maximum eccentricity at the middle section
  • parabolic with zero eccentricity at the ends and maximum eccentricity at the center of the span
Q.49

A horizontal beam is hinged at 'R' and supported on rollers at the end 'S'. It carries inclined loads. To determine the support reactions, the funicular polygon

  • must start onjy from the support 'S'
  • must start only from the support 'R'
  • could start only from anywhere on the vertical line through 'S'
  • could start from anywhere between 'R' and 'S'
Q.50

Consider the following statements regarding uniform flow in an open channel :
Energy grade line, water surface and bed slope are parallel to each other.
Froude number does not vary from section to section.
Velocity of water is the same at all points of the cross-section.
Of these statements :

  • 1, 2 and 3 are correct
  • 1 and 2 are correct
  • 1 and 3 are correct
  • 2 and 3 are correct
0 h : 0 m : 1 s