Civil Engineering Mock test – 3 (100 Questions)

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For obtaining vinyl chloride acetate, the method used, is
2. The thickness of a sharp crested weir is kept less than
3. For setting out a simple curve, using two theodolites.
4. In rigid module, the discharge
5. The uplift pressure on the roof of an inverted syphon, is maximum when
6. If x% is the gradient of an alignment and y% is the gradient after proper superelevation along a curved portion of a highway, the differential grade along the curve, is
The tendency of a stone is, to split along:
8. The ratio of the rate of change of discharge of an outlet and parent channel, is known as
9. Unit of kinematic viscosity is
10. Most economical section of a circular channel for maximum discharge
11. Pick up the incorrect statement from the following:
12. While determining the yield of open wells by the pumping test
13. The ratio of maximum velocity to average velocity of viscous fluid through a circular pipe is
14. The weight of a foundation is assumed as
15. Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be
16. The live load to be considered for an inaccessible roof, is
17. A syphon is used
Lime mortar is generally made with
19. Pantagraph is used for
20. The ideal shape of a transition curve, is
The equation τ = C + σ tan φ is given by
22. Percussion drilling is unsuitable in
23. In levelling operation
24. The momentum correction factor (β) for the viscous flow through a circular pipe is
25. The maximum vacuum created at the summit of a syphon is
26. If the sides of a slab simply supported on edges and spanning in two directions are equal, the maximum bending moment is multiplied by
The direct shear test suffers from the following disadvantage:
Steel contains carbon approximately
29. A pitot tube is used to measure
30. An earth formation which, although porous and capable of absoring water does not provide an appreciable supply to wells, is known as
31. Slump test of concrete is a measure of its
The soil moisture driven off by heat, is called
Good quality cement contains higher percentage of
34. On concrete roads, the camber generally provided, is
35. The diameter of the Vicat plunger is 10 mm and its length varies from
36. Cross regulators in main canals are provided
37. The shear stress distribution in viscous fluid through a circular pipe is :
38. If the ratio of the span to the overall depth does not exceed 10, the stiffness of the beam will ordinarily be satisfactory in case of a
39. The level of the fioor of a syphon aqueduct can be obtained
If σ0' and σ' represent initial and increased pressure ; e0 and e void ratios corresponding to initial and increased pressure ; and C0 the compression index (dimensionless), then, the virgin compression curve as expressed by Terzaghi empirical formula is
41. The desired sensitivity of a bubble tube with 2 mm divisions is 30". The radius of the bubble tube should be
42. Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and from the base at a distance of
43. An arch may be subjected to
44. Normal values of overflow rate for plain sedimentation tank, is
Number of piles required to support a column, is
Spirit varnish generally consists of
47. The side slope of Cipolletti weir is generally kept
The yield strength and tensile strength of low carbon steel may be improved by the addition of
49. The maximum shear stress (qmax) in a rectangular beam is
50. The cement whose strength is a little lower than the ordinary cement during the first three months but attains afterwards the same strength, is known as
51. For structural analysis of forces, the method refers to
52. The ratio of the head recovered to the head put in, is known as
53. The number of points of contraflexure in a simple supported beam carrying uniformly distributed load, is
54. Two hill tops A and B 20 km apart are intervened by a third top C. If the top most contour of the three hill tops are of the same value, state whether the line of sight AB
Plastic asphalt is
56. Increase in population of a rapidly growing city, may be estimated by
57. Water cement ratio is
58. The angle between two plane mirrors of optical square, is
59. Flow through period, in sedimentation tanks, is
60. If water table is comparatively high, the irrigation canal becomes useless, due to
61. The water face of the guide banks, is protected by
62. If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is done by
63. Saw dust can be rendered chemically inert by boiling it in water containing
64. Disinfection of water with ozone is not good because
65. The standard B.O.D. at 20&Deg;C, is taken for the consumption in
66. In a simply supported slab the minimum spacing of distribution reinforcement, should be four times the effective thickness of the slab or
67. The radius of a bar bend to form a hook, should not be less than
68. The law which states, "within elastic limits strain produced is proportional to the stress producing it", is known as
69. While calculating the sight distances, the driver's eye above road surface, is assumed
For shear strength, triaxial shear test is suitable because
Pick up the incorrect statement from the following:
72. If the effective working time is 7 hours and per batch time of concrete is 3 minutes, the output of a concrete mixer of 150 litre capacity, is
73. Efflorescence in cement is caused due to an excess of
74. The phenomenon of slow extension of materials having constant load, i.e. increasing with the time is 
75. In an ideal transition curve, the radius of curvature
76. The maximum resistance against rotation, is offered by the weld at a point
77. Mathamoglobinemia, or blue baby disease is caused due to
78. A land is said to be water-logged if its soil pores within
79. A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis
80. Reinforcement in cement concrete slab of road pavements, is placed
81. Surface water is obtained from
82. An ideal transition curve is
The soil which contains finest grain particles, is
84. In a three hinged arch, the shear force is usually
85. According to IRC : 52-1973, for a single lane National Highway in hilly region,
Acrylic is the name of
You are given a sample of soil containing coarse grains to determine its water content, you will use
Cast iron contains carbon approximately
89. The maximum bending moment due to a moving load on a simply supported beam, occurs
90. If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed
91. If a three hinged parabolic arch carries a uniformly distributed load on its entire span, every section of the arch resists.
92. The desirable camber for straight cement concrete roads, is
93. A cantilever beam rectangular in cross-section is subjected to an isolated load at its free end. If the width of the beam is doubled, the deflection of the free end will be changed in the ratio of
94. The latitude of a traverse leg is obtained by multiplying its length by
The compression index of a soil
96. True meridian of different places
97. For stairs spanning horizontally, the minimum waist provided is
98. Minimum permissible speed on high speed roads, is decided on the basis of
99. If the straight sides of a triangular section of a lined canal with circular bottom of radius D, make an angle θ with horizontal, the hydraulic mean depth is
100. The condition not applicable to water cement ratio law, is

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