CIVIL ENGINEERING- PAGE 17
Civil Engineering MCQ- Page 17
1. The canal which is not supposed to do any direct irrigation, is called
(a) main canal (b) watercourse (c) major distributary (d) minor distributary
Ans: A
2. A rain-gauge should preferably be fixed
(a) in an open space (b) in a closed space (c) near the building (d) under the tree
Ans: A
3. Which of the following is not a recording rain-gauge ?
(a) Tipping bucket type (b) Simon’s rain-gauge (c) Floating type (d) Weighing bucket type
Ans: B
4. Sprinkler irrigation is preferred when
(a) the ground is undulating (b) the crop has shallow roots (c) the irrigation water is scarce (d) All of the above
Ans: D
5. If specific yield of a particular sand is 30% and its porosity is 50%, then the specific retention of the sand will be
(a) 80 % (b) 55 % (c) 40 % (d) 20 %
Ans: D
6. For a well, founded in a confined aquifer, if the draw-down is doubled, the discharge ‘Q’ will become
(a) 0.5 Q (b) 1.5 Q (c) 2.0 Q (d) 3.0 Q
Ans: C
7. The water available in unit volume of an aquifer is called
(a) specific storage (b) specific retention (c) specific yield (d) None of the above
Ans: B
8. In which stage of river flow, its bed is having maximum slope ?
(a) Mountainous stage (b) Boulder stage (c) Trough stage (d) Delta stage
Ans: A
9. A repelling groyne is aligned
(a) pointing upstream (b) pointing downstream (c) perpendicular to bank (d) parallel to bank
Ans: A
10. The elementary profile of a dam is
(a) a rectangle (b) a trapezoidal (c) an equilateral triangle (d) a right angled triangle
Ans: D
11. Seepage through foundation in an earthen dam is controlled by providing
(a) rock-toe (b) horizontal blanket (c) impervious cut-off (d) chimney drain
Ans: C
12. For the upstream face of an earthen dam, the most adverse condition for stability of slope is
(a) sudden drawdown (b) steady seepage (c) during construction (d) sloughing of slope
Ans: A
13. The major resisting force in a gravity dam is
(a) water pressure (b) self weight of dam (c) wave pressure (d) uplift pressure
Ans: B
14. The total pressure on a plane surface submerged in a liquid and inclined at an angle θ with the horizontal will be
(a) p.A
(b) p.A. sin θ
(c) p.A. cos θ
(d) p.A.tan θ
Where p is pressure intensity at centroid of area and A is area of plane surface.
Ans: A
15. Study the following statements :
(i) Levees are constructed parallel to the river flow.
(ii) Spurs are constructed parallel to the river flow.
(iii) Levees are constructed transverse to the river flow.
(iv) Spurs are constructed transverse to the river flow.
The correct answer is :
(a) (iii) and (iv)
(b) (iv) and (i)
(c) (i) and (ii)
(d) (ii) and (iii)
Ans: B
16. Equation of continuity is based on the principle of conservation of
(a) mass (b) energy (c) momentum (d) none of the above
Ans: A
17. The losses are more in
(a) laminar flow (b) transition flow (c) turbulent flow (d) critical flow
Ans: C
18. Due to each end contraction, the discharge of rectangular sharp-crested weir is reduced by
(a) 5 % (b) 10 % (c) 15 % (d) 20 %
Ans: B
19. The head loss in a pipe of diameter d, carrying oil at a flow rate Q over a distance l is h. This pipe is replaced by another with half the diameter, all other things remaining same, the head loss in this case would be
(a) 0.5 h (b) 2.0 h (c) 8.0 h (d) 32.0 h
Ans: D
20. A Kaplan turbine is a
(a) low head turbine (b) medium head turbine (c) high head turbine (d) None of the above
Ans: A
21. The net speed under which the turbine reaches its peak efficiency is called
(a) design speed (b) rated speed (c) gross speed (d) operating speed
Ans: A
22. With the increase in supplied irrigation water, the yield of crops
(a) increases continuously (b) increases upto a level and then decreases
(c) increases upto a level and then becomes constant (d) decreases continuously
Ans: B
23. Classification of canals on the basis of alignment is
(a) contour canal (b) watershed canal (c) side slope canal (d) All of the above
Ans: D
24. A ridge canal is also called a
(a) watershed canal (b) contour canal (c) side slope canal (d) None of the above
Ans: A
25. The Garret diagrams are based on
(a) Lacey’s theory (b) Khosla’s theory (c) Bligh’s theory (d) Kennedy’s theory
Ans: D
26. Main functions of headworks are
(a) to regulate the intake of water into the canal (b) control silt entry (c) both (a) and (b) (d) None of the above
Ans: C
27. If the duty of water for a crop of base period 120 days is 1400 hect./cumec, then delta (∆) for the crop is
(a) 741 mm (b) 843 mm (c) 949 mm (d) 1056 mm
Ans: A
28. Main parts of regulation works are
(a) canal falls (b) head regulator (c) cross regulator (d) All of the above
Ans: D
29. Canal outlets are also called
(a) Canal escapes (b) Canal modules (c) Canal offtakes (d) Canal openings
Ans: B
30. Cross-drainage work, when bed level of river and canal are same, is known as
(a) level crossing (b) aqueduct (c) super passage (d) None of the above
Ans: A
31. The base width of a concrete dam, in comparison to an earthen dam, is
(a) almost equal (b) much larger (c) much smaller (d) None of the above
Ans: C
32. Which of the following does not contribute to water-logging ?
(a) Inadequate drainage (b) Excessive tapping of water (c) Seepage from unlined canals (d) Frequent flooding
Ans: B
33. Match List I with List II and select the correct answer using the codes Given below the lists:
List I List II
A. Plain sedimentation test 1. Hydraulic loading ruse
B. Fon- exchange 2. Exhaust of bed
C. Flocculator 3. Settling velocity
D. Rapid sand filter 4. Velocity gradient
Codes:
(A)A-1, B-4, C-2, D-3
(B)A-2, B-1, C-3, D-4
(C)A-3, B-2, C-4, D-1
(D)None of these
Ans: C
34. The main object of providing a camber is:
(A)To make the road surface impervious
(B)To make the road surface durable
(C)To make the road free of stagnant water
(D)All of these
Ans: C
35. The ratio of ultimate creep strain to elastic strain is known as:
(A)Creep modulus (B)Creep coefficient
(C)Creep–strain ratio (D)Tertiary creep
Ans: B
36. The settlement of coarse aggregate towards bottom with scum rising towards the surface is known as:
(A)Bleeding (B)Capillarity
(C)Laitance (D)Permeability
Ans: C
37. The forces which meet at one point, but their line of action do not lie in a plane, are called:
(A)Coplaner non–concurrent forces
(B)Non–coplaner concurrent forces
(C)Non–coplaner non–concurrent forces
(D)Intersecting forces
Ans: B
38. Chromatic aberration in a telescope is reduced by using:
(A)A convex lens
(B)Compound lens convex and concave lenses
(C)A concave lenses
(D)Two convex lenses
Ans: B
39. The outer axis of a theodolite is:
(A)The axis of the altitude level
(B)The trunnion axis
(C)The axis passing through the centre of the horizontal graduated circle
(D)The line of collimation of the theodolite
Ans: C
40. To determine the whole volume formed by given sections over a given length, the prismoidal formula can be applied:
(A)Only when the number of sectional areas is odd
(B)Only when the number of sectional areas is even
(C)Irrespective of the number of sectional areas being odd or even
(D)Only for three sections at a time
Ans: A
41. A unit working purely on anaerobiosis is:
(A)Septic tanks (B)Trickling filter
(C)Contact bed (D)Activated sludge process
Ans: A
42. A contour line:
(A)Can not split and continue in different directions.
(B)Can split and continue in different directions.
(C)Can split but continue in two directions only.
(D)Can split but has to return to meet again.
Ans: A
43. Match List I with List II and select the correct answer using the codes given below the:
(Organism) (Disease Transmitted)
A. Bacteria 1. Infection hepapatities
B. Viruses 2. Amoebic dysentery
C. Protozoa 3. Paratyphoid
D. Helminths 4.Gunica – worm infections
Codes:
(A)A-1, A-2, C-4, D-3 (B)A-3, B-1, C-2, D-4
(C)A-2, B-4, C-3, D-1 (D)None of these
Ans: B
44. Bearings are provided in bridges, in order to:
1. Distribute the load from susperstructure on a large areas and to transfer to piers
2. Allow the grid order of the bridge to taken a free angular movement at the ends when loaded
3. Allow free movement of girders due to temperature variations.
4. Prevent excessive damage to the bridge if any pier sink slightly
Of these the correct utilities are
(A)2, 3 and 4 (B)1, 2 and 3
(C)1, 2 and 4 (D)1, 2, 3 and 4
Ans: D
45. A CPM network is to be drawn considering:
(A)Activity sequencing without resource availability
(B)Least direct cost durations for activities
(C)Least total cost duration for activities
(D)Activities sequencing considered resources availability for each individual activity separately
Ans: D
46. The minium ratio of thickness of elements in compression, in terms of their outstanding length has been specified to prevent:
(A)Fracture (B)Bearing failure
(C)Tension failure (D)Local buckling
Ans: D
47. The weight of a rail and its section is decided on the basis of:
(A)Heaviest axle load (B)Maximum permissible speed
(C)Depth of Ballast (D)All of these
Ans: D
48. Concentration of fluorides desirable in water is:
(A)1 to 2 mg/litre
(B)Not more than 1 mg/litre
(C)10 to 20 mg/litre
(D)Not more than 250 mg/litre
Ans: B
49. The water content in the soil is:
(A)Ratio of volume of water to volume of soil
(B)Ratio of volume of water to volume of solids
(C)Ratio of weight of water to volume of soil
(D)Ratio of weight of water to weight of solids
Ans: D
50. Moment Distribution method of Structural analysis is applicable to:
(A)Stable but statically indeterminate structures
(B)Stable but statically determinate structures
(C)Unstable but statically indeterminate structures
(D)Unstable but statically determinate structures
Ans: A
(a) main canal (b) watercourse (c) major distributary (d) minor distributary
Ans: A
2. A rain-gauge should preferably be fixed
(a) in an open space (b) in a closed space (c) near the building (d) under the tree
Ans: A
3. Which of the following is not a recording rain-gauge ?
(a) Tipping bucket type (b) Simon’s rain-gauge (c) Floating type (d) Weighing bucket type
Ans: B
4. Sprinkler irrigation is preferred when
(a) the ground is undulating (b) the crop has shallow roots (c) the irrigation water is scarce (d) All of the above
Ans: D
5. If specific yield of a particular sand is 30% and its porosity is 50%, then the specific retention of the sand will be
(a) 80 % (b) 55 % (c) 40 % (d) 20 %
Ans: D
6. For a well, founded in a confined aquifer, if the draw-down is doubled, the discharge ‘Q’ will become
(a) 0.5 Q (b) 1.5 Q (c) 2.0 Q (d) 3.0 Q
Ans: C
7. The water available in unit volume of an aquifer is called
(a) specific storage (b) specific retention (c) specific yield (d) None of the above
Ans: B
8. In which stage of river flow, its bed is having maximum slope ?
(a) Mountainous stage (b) Boulder stage (c) Trough stage (d) Delta stage
Ans: A
9. A repelling groyne is aligned
(a) pointing upstream (b) pointing downstream (c) perpendicular to bank (d) parallel to bank
Ans: A
10. The elementary profile of a dam is
(a) a rectangle (b) a trapezoidal (c) an equilateral triangle (d) a right angled triangle
Ans: D
11. Seepage through foundation in an earthen dam is controlled by providing
(a) rock-toe (b) horizontal blanket (c) impervious cut-off (d) chimney drain
Ans: C
12. For the upstream face of an earthen dam, the most adverse condition for stability of slope is
(a) sudden drawdown (b) steady seepage (c) during construction (d) sloughing of slope
Ans: A
13. The major resisting force in a gravity dam is
(a) water pressure (b) self weight of dam (c) wave pressure (d) uplift pressure
Ans: B
14. The total pressure on a plane surface submerged in a liquid and inclined at an angle θ with the horizontal will be
(a) p.A
(b) p.A. sin θ
(c) p.A. cos θ
(d) p.A.tan θ
Where p is pressure intensity at centroid of area and A is area of plane surface.
Ans: A
15. Study the following statements :
(i) Levees are constructed parallel to the river flow.
(ii) Spurs are constructed parallel to the river flow.
(iii) Levees are constructed transverse to the river flow.
(iv) Spurs are constructed transverse to the river flow.
The correct answer is :
(a) (iii) and (iv)
(b) (iv) and (i)
(c) (i) and (ii)
(d) (ii) and (iii)
Ans: B
16. Equation of continuity is based on the principle of conservation of
(a) mass (b) energy (c) momentum (d) none of the above
Ans: A
17. The losses are more in
(a) laminar flow (b) transition flow (c) turbulent flow (d) critical flow
Ans: C
18. Due to each end contraction, the discharge of rectangular sharp-crested weir is reduced by
(a) 5 % (b) 10 % (c) 15 % (d) 20 %
Ans: B
19. The head loss in a pipe of diameter d, carrying oil at a flow rate Q over a distance l is h. This pipe is replaced by another with half the diameter, all other things remaining same, the head loss in this case would be
(a) 0.5 h (b) 2.0 h (c) 8.0 h (d) 32.0 h
Ans: D
20. A Kaplan turbine is a
(a) low head turbine (b) medium head turbine (c) high head turbine (d) None of the above
Ans: A
21. The net speed under which the turbine reaches its peak efficiency is called
(a) design speed (b) rated speed (c) gross speed (d) operating speed
Ans: A
22. With the increase in supplied irrigation water, the yield of crops
(a) increases continuously (b) increases upto a level and then decreases
(c) increases upto a level and then becomes constant (d) decreases continuously
Ans: B
23. Classification of canals on the basis of alignment is
(a) contour canal (b) watershed canal (c) side slope canal (d) All of the above
Ans: D
24. A ridge canal is also called a
(a) watershed canal (b) contour canal (c) side slope canal (d) None of the above
Ans: A
25. The Garret diagrams are based on
(a) Lacey’s theory (b) Khosla’s theory (c) Bligh’s theory (d) Kennedy’s theory
Ans: D
26. Main functions of headworks are
(a) to regulate the intake of water into the canal (b) control silt entry (c) both (a) and (b) (d) None of the above
Ans: C
27. If the duty of water for a crop of base period 120 days is 1400 hect./cumec, then delta (∆) for the crop is
(a) 741 mm (b) 843 mm (c) 949 mm (d) 1056 mm
Ans: A
28. Main parts of regulation works are
(a) canal falls (b) head regulator (c) cross regulator (d) All of the above
Ans: D
29. Canal outlets are also called
(a) Canal escapes (b) Canal modules (c) Canal offtakes (d) Canal openings
Ans: B
30. Cross-drainage work, when bed level of river and canal are same, is known as
(a) level crossing (b) aqueduct (c) super passage (d) None of the above
Ans: A
31. The base width of a concrete dam, in comparison to an earthen dam, is
(a) almost equal (b) much larger (c) much smaller (d) None of the above
Ans: C
32. Which of the following does not contribute to water-logging ?
(a) Inadequate drainage (b) Excessive tapping of water (c) Seepage from unlined canals (d) Frequent flooding
Ans: B
33. Match List I with List II and select the correct answer using the codes Given below the lists:
List I List II
A. Plain sedimentation test 1. Hydraulic loading ruse
B. Fon- exchange 2. Exhaust of bed
C. Flocculator 3. Settling velocity
D. Rapid sand filter 4. Velocity gradient
Codes:
(A)A-1, B-4, C-2, D-3
(B)A-2, B-1, C-3, D-4
(C)A-3, B-2, C-4, D-1
(D)None of these
Ans: C
34. The main object of providing a camber is:
(A)To make the road surface impervious
(B)To make the road surface durable
(C)To make the road free of stagnant water
(D)All of these
Ans: C
35. The ratio of ultimate creep strain to elastic strain is known as:
(A)Creep modulus (B)Creep coefficient
(C)Creep–strain ratio (D)Tertiary creep
Ans: B
36. The settlement of coarse aggregate towards bottom with scum rising towards the surface is known as:
(A)Bleeding (B)Capillarity
(C)Laitance (D)Permeability
Ans: C
37. The forces which meet at one point, but their line of action do not lie in a plane, are called:
(A)Coplaner non–concurrent forces
(B)Non–coplaner concurrent forces
(C)Non–coplaner non–concurrent forces
(D)Intersecting forces
Ans: B
38. Chromatic aberration in a telescope is reduced by using:
(A)A convex lens
(B)Compound lens convex and concave lenses
(C)A concave lenses
(D)Two convex lenses
Ans: B
39. The outer axis of a theodolite is:
(A)The axis of the altitude level
(B)The trunnion axis
(C)The axis passing through the centre of the horizontal graduated circle
(D)The line of collimation of the theodolite
Ans: C
40. To determine the whole volume formed by given sections over a given length, the prismoidal formula can be applied:
(A)Only when the number of sectional areas is odd
(B)Only when the number of sectional areas is even
(C)Irrespective of the number of sectional areas being odd or even
(D)Only for three sections at a time
Ans: A
41. A unit working purely on anaerobiosis is:
(A)Septic tanks (B)Trickling filter
(C)Contact bed (D)Activated sludge process
Ans: A
42. A contour line:
(A)Can not split and continue in different directions.
(B)Can split and continue in different directions.
(C)Can split but continue in two directions only.
(D)Can split but has to return to meet again.
Ans: A
43. Match List I with List II and select the correct answer using the codes given below the:
(Organism) (Disease Transmitted)
A. Bacteria 1. Infection hepapatities
B. Viruses 2. Amoebic dysentery
C. Protozoa 3. Paratyphoid
D. Helminths 4.Gunica – worm infections
Codes:
(A)A-1, A-2, C-4, D-3 (B)A-3, B-1, C-2, D-4
(C)A-2, B-4, C-3, D-1 (D)None of these
Ans: B
44. Bearings are provided in bridges, in order to:
1. Distribute the load from susperstructure on a large areas and to transfer to piers
2. Allow the grid order of the bridge to taken a free angular movement at the ends when loaded
3. Allow free movement of girders due to temperature variations.
4. Prevent excessive damage to the bridge if any pier sink slightly
Of these the correct utilities are
(A)2, 3 and 4 (B)1, 2 and 3
(C)1, 2 and 4 (D)1, 2, 3 and 4
Ans: D
45. A CPM network is to be drawn considering:
(A)Activity sequencing without resource availability
(B)Least direct cost durations for activities
(C)Least total cost duration for activities
(D)Activities sequencing considered resources availability for each individual activity separately
Ans: D
46. The minium ratio of thickness of elements in compression, in terms of their outstanding length has been specified to prevent:
(A)Fracture (B)Bearing failure
(C)Tension failure (D)Local buckling
Ans: D
47. The weight of a rail and its section is decided on the basis of:
(A)Heaviest axle load (B)Maximum permissible speed
(C)Depth of Ballast (D)All of these
Ans: D
48. Concentration of fluorides desirable in water is:
(A)1 to 2 mg/litre
(B)Not more than 1 mg/litre
(C)10 to 20 mg/litre
(D)Not more than 250 mg/litre
Ans: B
49. The water content in the soil is:
(A)Ratio of volume of water to volume of soil
(B)Ratio of volume of water to volume of solids
(C)Ratio of weight of water to volume of soil
(D)Ratio of weight of water to weight of solids
Ans: D
50. Moment Distribution method of Structural analysis is applicable to:
(A)Stable but statically indeterminate structures
(B)Stable but statically determinate structures
(C)Unstable but statically indeterminate structures
(D)Unstable but statically determinate structures
Ans: A
51. In a CBR test, If the CBR value at 5 mm is greater than that at 2.5 mm:
(A)The higher value should be chosen
(B)The test should be repeated
(C)Average value of the two should be used
(D)None of these
Ans: B
52. The ratio of the total elongation of a bar of uniform circular cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is:
(A)2 (B)1
(C)0.5 (D)None of these
Ans: C
53. The ratio of the total elongation of a bar of uniform cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is:
(1) 2 (B)1 (C)1/2 (D)¼
Ans: C
54. In a restrained rectangular slab subjected to a uniformly distributed load, the yield lines form first:
(A)Along the shorter span on the loaded face of the slab
(B)Along the longer span on the loaded face of the slab
(C)At the intersection of shorter and longer side
(D)Along the centre line of the unloaded face of the slab
Ans: D
55. In the design of purlins, depth of angle section should not be less than:
(A)L/ 45 (B)L/ 60
(C)L/ 50 (D)No relationship
Ans: A
56. Hydraulic radius is equal to:
(A)Area divided by the square of the wetted perimeter
(B)Area divided by the wetted perimeter
(C)Wetted perimeter divided by area
(D)Square root of the area
Ans: B
57. The first stage of natural process of sludge digestion is:
(A)Acid fermentation (B)Acid regression
(C)Alkaline fermentation (D)None of these
Ans: A
58. On wetting, cohesive soils:
(A)Loose permeability
(B)Gain shear strength
(C)Loose elasticity
(D)Decrease their shear strength
Ans: D
59. Setting of Laminscate transition curve is done with:
(A)Perpendicular offsets (B)Radial offsets
(C)Deflection angles (D)Polar deflection angles
Ans: D
60. A row of rivets parallel to the direction of force is called:
(A)Pitch (B)Gauge distance
(C)Gauge (D)Edge line
Ans: C
61. The effective depth of T-beam is the distance between the:
(A)Centre of flange to the top of tensile reinforcement
(B)Top of flange to the centre of tensile reinforcement
(C)Bottom of flange to centre of tensile reinforcement
(D)Top of flange to bottom tensile reinforcement
Ans: B
62. The rise and fall method of reduction of levels provides a check on:
(A)Back sights (B)Fore sights
(C)Intermediate sights (D)All of these
Ans: D
63. The process of mixing some mortar in the mixer at the beginning of the first batch concrete mixing is called:
(A)Buttering (B)Borrowing
(C)Initiating (D)None of these
Ans: A
64. A line joining some fixed stations on main survey lines is:
(A)Check line (B)Base line
(C)Tie line (D)Cross line
Ans: B
65. Which of the following instruments is used for spot speed measurement of a vehicle?
(A)Microscope (B)Enoscope
(C)Stethoscope (D)Stereoscope
Ans: B
66. In which of the following, kerosene oil is used for its preparation?
(A)Emulsion (B)Slow curing cutback
(C)Medium curing cutback (D)Rapid curing cutback
Ans: C
67. Which of the followings is measured in a CBR test on soils:
(A)Flow value
(B)Shear strength
(C)Tensile strength
(D)Compressive strength
Ans: B
68. Match List I with II and select correct answer from the codes given below the Lists:
List I List II
A. Abrasion test 1. Durability
B. Crushing strength test 2. Toughness
C. Impact Test 3. Hardness
D. Soundness Test 4. Compressive strength
Codes:
(A)A-3, B-4, C-2, D-1 (B)A-4, B-3, C-2, D-1
(C)A-3, B-2, C-4, D-1 (D)None of these
Ans: A
69. A short column 300 mm x 300 mm is reinforced with 4 bars of 20mm dia. (Fe–415 grade). If concrete is M-20 grade, the max. axial load Pu (kN) allowed on it is:
(A)1059.0 (B)1159.0
(C)1173.0 (D)None of these
Ans: A
70. The height of instrument (HI) is equal to:
(A)R.L. of BM + BS (B)R.L. of BM + FS
(C)R.L. of BM + IS (D)BS + FS
Ans: A
71. A vertical member of frame, which is employed to subdivide a window or door vertically is:
(A)Jamb (B)Panel
(C)Mullion (D)Transoms
Ans: C
72. A given material has young’s modulus E, modulus of rigidity G and passion’s ratio 0.25. The ratio of young’s modulus to modulus of rigidity of this material is:
(A) 3.75 (B)3 (C)2.5 (D)1.5
Ans: C
73. Mostly used coagulant in treatment of water is:
(A)Chlorine (B)Alum
(C)Lime (D)Bleaching powder
Ans: B
74. The propagation of a shear crack is a prestressed concrete member depends on:
(A)Tensile reinforcement
(B)Compression reinforcement
(C)Shear reinforcement
(D)Shape of the cross section of beam
Ans: B
75. In a plate girder design, the rivets connecting the flange angles and the flange plates have to be designed for:
(A)Bending stress (B)Single shear
(C)Double shear (D)Bending and shear
Ans: B
76. Plain cement concrete is strong in taking:
(A)Tensile stresses (B)Compressive stresses
(C)Shear stresses (D)Tear stresses
Ans: B
77. The type of surveying in which the curvature of the earth is taken into account is called:
(A)Geodetic surveying (B)Plane surveying
(C)Preliminary surveying (D)Topographical surveying
Ans: A
78. A column hinged at both ends has a crippling load P. If the central deflection is made zero by providing suitable support, the crippling load will be:
(A)16 P (B)4 P
(C)1/4 P (D)1/6 P
Ans: B
79. The thicsotropy of soil is the phenomenon of:
(A)Thickening of soil particles with water
(B)Cohesion of soil particles in optimum moisture
(C)Rotation of soil particles into a more stable state which occurs in the remoulding process
(D)None of these
Ans: C
80. The impact of a sewage outfall into a river can be assessed by monitoring:
(A)Ammonical nitrogen, phosphorus, fluoride & hardness
(B)DO, BOD, Coliform MPN & nitrate – N
(C)Chloride, alkalinity, hardness & sulphate
(D)pH, turbidity, conductivity and colour
Ans: B
81. In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is ......... the head of water on the upstream side of weir:
(A)Equal to (B)One third
(C)Two third (D)Three- fourth
Ans: C
82. A beam of length (l+2a) has supports ‘l’aparts with an overhang ‘a’ on each side. The beam carries a concentrated load ‘W’ at each end. The shear force between the two supports is given by:
(1) Zero (B)0. 5W (C)W (D)2W
Ans: A
83. A point load of 20 kN acting at the quarter span point of a simply supported beam produces a central deflection of 2 mm. For a central load of 40 kN, the deflection at the quarter span point will be:
(A)4 mm (B)8 mm
(C)2 mm (D)1 mm
Ans: A
84. Mohr’s circle for a direct shear test could be drawn:
(A)At the beginning of the test
(B)At the intermediate state of test
(C)At the failure state of test
(D)At no stage of test
Ans: C
85. If levelling staff is held inclined at a staff station, the reduced level calculated from observation would be:
(A)True R.L. (B)More than true R. L.
(C)Less than true R. L. (D)Equal to R. L. of Bench mark
Ans: C
86. A steel beam supporting load from the floor slab as well as from wall is termed as:
(A)Stringer beam (B)Lintel beam
(C)Spandrel beam (D)Header beam
Ans: C
87. Rivet value is equal to:
(A)Strength of a rivet in shearing
(B)Strength of a rivet in bearing
(C)Minimum of (A)and (B)
(D)Maximum of (A)and (B)
Ans: C
88. A foundation consisting of thick R.C.C. slab covering the entire area of the bottom of structure is known as:
(A)Pile foundation (B)Pier foundation
(C)Raft foundation (D)Machine foundation
Ans: C
89. In singly reinforced beams, steel reinforcement is provided in:
(A)Tensile zone (B)Compressive zone
(C)Neutral zone (D)Both tensile and compressive zone
Ans: A
90. In roof trusses, the most frequently used section is:
(A)Two-angle sections placed back to back
(B)Two-channel sections placed back to back
(C)Two channel sections placed wide apart
(D)Four-angle sections
Ans: A
91. A hydraulic jump in a controlled water will be formed above the control, if its original:
(A)Depth is more than critical depth
(B)Depth is less than critical depth
(C)Depth is equal to critical depth
(D)None of these
Ans: B
92. Consider, during compaction:
1. A constant value of air voids is reached at optimum water content and hence the density is maximum at that water content
2. The air voids increase due to any further increase of water content and hence the density decreases there after
Of these statement
(A)1 is true and 2 is false
(B)1 is false and 2 is true
(C)Both are true
(D)Both are false
Ans: B
93. In the theory of bending, the assumptions that plane sections before bending will remain plane after bending is made to ensure that:
(A)Strain is proportional to the distance from the neutral axis
(B)Stress is proportional to the distance from the neutral axis
(C)Moment is proportional to the distance from the neutral axis
(3) strain is zero across the cross-section.
Ans: A
94. The allowable stress to which a structural member can be subjected, is called:
(A)Working stress
(B)Permissible stress
(C)Tensile stress
(D)Either (A)or (B)
Ans: D
95. A flow in which the quantity of liquid flowing per second is constant, is called:
(A)Stream line flow (B)Turbulant flow
(C)Steady flow (D)Laminar flow
Ans: D
96. The piles which do not support the load by them selves, but act as a medium to transmit the load from the foundation to the resisting sub-stratum are known as:
(A)Friction piles (B)Bearing piles
(C)Bater piles (D)Compaction piles
Ans: A
97. A structural member subjected to compressive force in a direction parallel to its longitudinal axis is called:
(A)Column (B)Post
(C)Stanchion (D)Any one of above
Ans: D
98. In a Tee-Beam the breadth of the rib is equal to the:
(A)Total thickness of slab including cover
(B)Width of beam in compression zone
(C)Width of beam in tensile zone
(D)None of these
Ans: C
99. A prismatic bar when subjected to pure bending assumes the shape of
(1) Catenary (2) Cubic parabola
(3) Quadratic parabola (4) Arc of circle
Ans: D
100. Most common method of pre-stressing used for factory production is
(1) Long line method
(2) Freyssinet system
(3) Magnel-Blaton system
(4) Lee—McCall system
Ans: A
(A)The higher value should be chosen
(B)The test should be repeated
(C)Average value of the two should be used
(D)None of these
Ans: B
52. The ratio of the total elongation of a bar of uniform circular cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is:
(A)2 (B)1
(C)0.5 (D)None of these
Ans: C
53. The ratio of the total elongation of a bar of uniform cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is:
(1) 2 (B)1 (C)1/2 (D)¼
Ans: C
54. In a restrained rectangular slab subjected to a uniformly distributed load, the yield lines form first:
(A)Along the shorter span on the loaded face of the slab
(B)Along the longer span on the loaded face of the slab
(C)At the intersection of shorter and longer side
(D)Along the centre line of the unloaded face of the slab
Ans: D
55. In the design of purlins, depth of angle section should not be less than:
(A)L/ 45 (B)L/ 60
(C)L/ 50 (D)No relationship
Ans: A
56. Hydraulic radius is equal to:
(A)Area divided by the square of the wetted perimeter
(B)Area divided by the wetted perimeter
(C)Wetted perimeter divided by area
(D)Square root of the area
Ans: B
57. The first stage of natural process of sludge digestion is:
(A)Acid fermentation (B)Acid regression
(C)Alkaline fermentation (D)None of these
Ans: A
58. On wetting, cohesive soils:
(A)Loose permeability
(B)Gain shear strength
(C)Loose elasticity
(D)Decrease their shear strength
Ans: D
59. Setting of Laminscate transition curve is done with:
(A)Perpendicular offsets (B)Radial offsets
(C)Deflection angles (D)Polar deflection angles
Ans: D
60. A row of rivets parallel to the direction of force is called:
(A)Pitch (B)Gauge distance
(C)Gauge (D)Edge line
Ans: C
61. The effective depth of T-beam is the distance between the:
(A)Centre of flange to the top of tensile reinforcement
(B)Top of flange to the centre of tensile reinforcement
(C)Bottom of flange to centre of tensile reinforcement
(D)Top of flange to bottom tensile reinforcement
Ans: B
62. The rise and fall method of reduction of levels provides a check on:
(A)Back sights (B)Fore sights
(C)Intermediate sights (D)All of these
Ans: D
63. The process of mixing some mortar in the mixer at the beginning of the first batch concrete mixing is called:
(A)Buttering (B)Borrowing
(C)Initiating (D)None of these
Ans: A
64. A line joining some fixed stations on main survey lines is:
(A)Check line (B)Base line
(C)Tie line (D)Cross line
Ans: B
65. Which of the following instruments is used for spot speed measurement of a vehicle?
(A)Microscope (B)Enoscope
(C)Stethoscope (D)Stereoscope
Ans: B
66. In which of the following, kerosene oil is used for its preparation?
(A)Emulsion (B)Slow curing cutback
(C)Medium curing cutback (D)Rapid curing cutback
Ans: C
67. Which of the followings is measured in a CBR test on soils:
(A)Flow value
(B)Shear strength
(C)Tensile strength
(D)Compressive strength
Ans: B
68. Match List I with II and select correct answer from the codes given below the Lists:
List I List II
A. Abrasion test 1. Durability
B. Crushing strength test 2. Toughness
C. Impact Test 3. Hardness
D. Soundness Test 4. Compressive strength
Codes:
(A)A-3, B-4, C-2, D-1 (B)A-4, B-3, C-2, D-1
(C)A-3, B-2, C-4, D-1 (D)None of these
Ans: A
69. A short column 300 mm x 300 mm is reinforced with 4 bars of 20mm dia. (Fe–415 grade). If concrete is M-20 grade, the max. axial load Pu (kN) allowed on it is:
(A)1059.0 (B)1159.0
(C)1173.0 (D)None of these
Ans: A
70. The height of instrument (HI) is equal to:
(A)R.L. of BM + BS (B)R.L. of BM + FS
(C)R.L. of BM + IS (D)BS + FS
Ans: A
71. A vertical member of frame, which is employed to subdivide a window or door vertically is:
(A)Jamb (B)Panel
(C)Mullion (D)Transoms
Ans: C
72. A given material has young’s modulus E, modulus of rigidity G and passion’s ratio 0.25. The ratio of young’s modulus to modulus of rigidity of this material is:
(A) 3.75 (B)3 (C)2.5 (D)1.5
Ans: C
73. Mostly used coagulant in treatment of water is:
(A)Chlorine (B)Alum
(C)Lime (D)Bleaching powder
Ans: B
74. The propagation of a shear crack is a prestressed concrete member depends on:
(A)Tensile reinforcement
(B)Compression reinforcement
(C)Shear reinforcement
(D)Shape of the cross section of beam
Ans: B
75. In a plate girder design, the rivets connecting the flange angles and the flange plates have to be designed for:
(A)Bending stress (B)Single shear
(C)Double shear (D)Bending and shear
Ans: B
76. Plain cement concrete is strong in taking:
(A)Tensile stresses (B)Compressive stresses
(C)Shear stresses (D)Tear stresses
Ans: B
77. The type of surveying in which the curvature of the earth is taken into account is called:
(A)Geodetic surveying (B)Plane surveying
(C)Preliminary surveying (D)Topographical surveying
Ans: A
78. A column hinged at both ends has a crippling load P. If the central deflection is made zero by providing suitable support, the crippling load will be:
(A)16 P (B)4 P
(C)1/4 P (D)1/6 P
Ans: B
79. The thicsotropy of soil is the phenomenon of:
(A)Thickening of soil particles with water
(B)Cohesion of soil particles in optimum moisture
(C)Rotation of soil particles into a more stable state which occurs in the remoulding process
(D)None of these
Ans: C
80. The impact of a sewage outfall into a river can be assessed by monitoring:
(A)Ammonical nitrogen, phosphorus, fluoride & hardness
(B)DO, BOD, Coliform MPN & nitrate – N
(C)Chloride, alkalinity, hardness & sulphate
(D)pH, turbidity, conductivity and colour
Ans: B
81. In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is ......... the head of water on the upstream side of weir:
(A)Equal to (B)One third
(C)Two third (D)Three- fourth
Ans: C
82. A beam of length (l+2a) has supports ‘l’aparts with an overhang ‘a’ on each side. The beam carries a concentrated load ‘W’ at each end. The shear force between the two supports is given by:
(1) Zero (B)0. 5W (C)W (D)2W
Ans: A
83. A point load of 20 kN acting at the quarter span point of a simply supported beam produces a central deflection of 2 mm. For a central load of 40 kN, the deflection at the quarter span point will be:
(A)4 mm (B)8 mm
(C)2 mm (D)1 mm
Ans: A
84. Mohr’s circle for a direct shear test could be drawn:
(A)At the beginning of the test
(B)At the intermediate state of test
(C)At the failure state of test
(D)At no stage of test
Ans: C
85. If levelling staff is held inclined at a staff station, the reduced level calculated from observation would be:
(A)True R.L. (B)More than true R. L.
(C)Less than true R. L. (D)Equal to R. L. of Bench mark
Ans: C
86. A steel beam supporting load from the floor slab as well as from wall is termed as:
(A)Stringer beam (B)Lintel beam
(C)Spandrel beam (D)Header beam
Ans: C
87. Rivet value is equal to:
(A)Strength of a rivet in shearing
(B)Strength of a rivet in bearing
(C)Minimum of (A)and (B)
(D)Maximum of (A)and (B)
Ans: C
88. A foundation consisting of thick R.C.C. slab covering the entire area of the bottom of structure is known as:
(A)Pile foundation (B)Pier foundation
(C)Raft foundation (D)Machine foundation
Ans: C
89. In singly reinforced beams, steel reinforcement is provided in:
(A)Tensile zone (B)Compressive zone
(C)Neutral zone (D)Both tensile and compressive zone
Ans: A
90. In roof trusses, the most frequently used section is:
(A)Two-angle sections placed back to back
(B)Two-channel sections placed back to back
(C)Two channel sections placed wide apart
(D)Four-angle sections
Ans: A
91. A hydraulic jump in a controlled water will be formed above the control, if its original:
(A)Depth is more than critical depth
(B)Depth is less than critical depth
(C)Depth is equal to critical depth
(D)None of these
Ans: B
92. Consider, during compaction:
1. A constant value of air voids is reached at optimum water content and hence the density is maximum at that water content
2. The air voids increase due to any further increase of water content and hence the density decreases there after
Of these statement
(A)1 is true and 2 is false
(B)1 is false and 2 is true
(C)Both are true
(D)Both are false
Ans: B
93. In the theory of bending, the assumptions that plane sections before bending will remain plane after bending is made to ensure that:
(A)Strain is proportional to the distance from the neutral axis
(B)Stress is proportional to the distance from the neutral axis
(C)Moment is proportional to the distance from the neutral axis
(3) strain is zero across the cross-section.
Ans: A
94. The allowable stress to which a structural member can be subjected, is called:
(A)Working stress
(B)Permissible stress
(C)Tensile stress
(D)Either (A)or (B)
Ans: D
95. A flow in which the quantity of liquid flowing per second is constant, is called:
(A)Stream line flow (B)Turbulant flow
(C)Steady flow (D)Laminar flow
Ans: D
96. The piles which do not support the load by them selves, but act as a medium to transmit the load from the foundation to the resisting sub-stratum are known as:
(A)Friction piles (B)Bearing piles
(C)Bater piles (D)Compaction piles
Ans: A
97. A structural member subjected to compressive force in a direction parallel to its longitudinal axis is called:
(A)Column (B)Post
(C)Stanchion (D)Any one of above
Ans: D
98. In a Tee-Beam the breadth of the rib is equal to the:
(A)Total thickness of slab including cover
(B)Width of beam in compression zone
(C)Width of beam in tensile zone
(D)None of these
Ans: C
99. A prismatic bar when subjected to pure bending assumes the shape of
(1) Catenary (2) Cubic parabola
(3) Quadratic parabola (4) Arc of circle
Ans: D
100. Most common method of pre-stressing used for factory production is
(1) Long line method
(2) Freyssinet system
(3) Magnel-Blaton system
(4) Lee—McCall system
Ans: A
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