MCQOPTIONS
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MCQOPTIONS
This section includes 224 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
Stability of hill slopes depends upon |
| A. | nature of the slope |
| B. | angle of the slope |
| C. | geological conditions |
| D. | ground water conditions |
| Answer» E. | |
| 52. |
Three points, A, B and C 500 m apart on a straight road have 500 m, 505 m and 510 m as their reduced levels. The road is said to have |
| A. | no gradient between A and C |
| B. | a positive gradient between A and C |
| C. | a negative gradient between A and C |
| D. | a negative gradient between A and B |
| Answer» E. | |
| 53. |
Minimum stopping distance for moving vehicles on road with a design speed of 80 km/hour, is |
| A. | 80 m |
| B. | 100 m |
| C. | 120 m |
| D. | 150 m |
| Answer» D. 150 m | |
| 54. |
The minimum width of the pavement of a National Highway should be |
| A. | 4.7 m |
| B. | 5.7 m |
| C. | 6.7 m |
| D. | 7.7 m |
| Answer» C. 6.7 m | |
| 55. |
To prevent a head-on-collision of vehicles travelling in opposite directions along four-lane roads |
| A. | markings on the road are provided |
| B. | physical dividers are provided |
| C. | area dividers are provided |
| D. | medians of wide area are provided |
| Answer» E. | |
| 56. |
To ensure that bullock carts may not overturn on curves, the maximum value of super-elevation, recommended by I.R.C., is |
| A. | 1 in 10 |
| B. | 1 in 12 |
| C. | 1 in 15 |
| D. | 1 in 20 |
| Answer» D. 1 in 20 | |
| 57. |
In a right angle bend of a road provided with a transition throughout, the maximum polar angle will be |
| A. | 10° |
| B. | 15° |
| C. | 20° |
| D. | 30° |
| Answer» C. 20¬∞ | |
| 58. |
The width of different roads as recommended in Nagpur plan by the Indian Road Conference for hilly region, is |
| A. | same for National Highways |
| B. | different for National Highways |
| C. | same for State Highways |
| D. | same for Major District roads. |
| Answer» C. same for State Highways | |
| 59. |
If d is the economic designed depth of a slab, the thickness of the cement concrete pavement slab at interior, is kept |
| A. | 1.275 d |
| B. | 1.125 d |
| C. | 0.85 d |
| D. | 0.75 d |
| Answer» D. 0.75 d | |
| 60. |
The difference in gradients after full super-elevation and the initial alignment of a road, is known as |
| A. | ruling gradient |
| B. | rising gradient |
| C. | compensated gradient |
| D. | differential gradient |
| Answer» E. | |
| 61. |
Roughness index of roads, is expressed as |
| A. | size of the stone on the pavement |
| B. | number of patches on the pavement |
| C. | cumulative deformation of surface per horizontal distance |
| D. | type of the road surface. |
| Answer» D. type of the road surface. | |
| 62. |
While calculating the sight distances, the driver's eye above road surface, is assumed |
| A. | 90 cm |
| B. | 100 cm |
| C. | 110 cm |
| D. | 120 cm |
| Answer» E. | |
| 63. |
Along high ways confirmatory route markers are generally fixed |
| A. | before the crossing on the left side |
| B. | after the crossing on the left side |
| C. | before the crossing on the right side |
| D. | after the crossing on the right side. |
| Answer» C. before the crossing on the right side | |
| 64. |
The pavement width of a road depends upon |
| A. | terrain |
| B. | type of traffic |
| C. | number of lanes |
| D. | all the above. |
| Answer» D. all the above. | |
| 65. |
Customers prefer parking of their vehicles at |
| A. | 90° to aisles |
| B. | 85° to aisles |
| C. | 80° to aisles |
| D. | 75° to aisles |
| Answer» E. | |
| 66. |
If cross slope of a country is upto 10% the terain is classified as |
| A. | plain |
| B. | rolling |
| C. | mountainous |
| D. | steep. |
| Answer» B. rolling | |
| 67. |
For Indian conditions, the water bound macadam roads, are suitable if daily traffic does not exceed |
| A. | 2000 tonnes |
| B. | 2500 tonnes |
| C. | 3000 tonnes |
| D. | 3500 tonnes |
| Answer» B. 2500 tonnes | |
| 68. |
Minimum radius of curvature of National Highways or State highways in hill region free from snow, is kept |
| A. | 60 m |
| B. | 50 m |
| C. | 33 m |
| D. | 30 m |
| Answer» C. 33 m | |
| 69. |
Width of a rotary round should be equal to |
| A. | twice the width of narrowest radial road |
| B. | width of the widest road |
| C. | width of the widest road plus the width of one lane |
| D. | width of the widest road plus 2 metres. |
| Answer» D. width of the widest road plus 2 metres. | |
| 70. |
Which one of the following transportation systems is not used for the conveyance of passengers in India? |
| A. | railways |
| B. | roads |
| C. | shipping |
| D. | air lines |
| Answer» E. | |
| 71. |
Minimum permissible speed on high speed roads, is decided on the basis of |
| A. | 15 percentile cumulative frequency |
| B. | 20 percentile cumulative frequency |
| C. | 30 percentile cumulative frequency |
| D. | 40 percentile cumulative frequency. |
| Answer» B. 20 percentile cumulative frequency | |
| 72. |
For a poorly graded sub-grade soil, thickness of sub-base, is |
| A. | 10 cm |
| B. | 15 cm |
| C. | 20 cm |
| D. | 25 cm |
| Answer» E. | |
| 73. |
The width of road pavements, depends upon |
| A. | width of traffic lane |
| B. | number of traffic |
| C. | width of median strip |
| D. | all the above. |
| Answer» E. | |
| 74. |
For a vehicle moving with a speed of 80 km per hour, the brake reaction time, in ordinary cases, is |
| A. | 1 sec |
| B. | 1.5 sec |
| C. | 2.0 sec |
| D. | 2.5 sec |
| Answer» E. | |
| 75. |
Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm2, is |
| A. | 17.0 cm |
| B. | 25.5 cm |
| C. | 34.0 cm |
| D. | 42.5 cm |
| Answer» C. 34.0 cm | |
| 76. |
The advantage of providing superelevation on roads, is |
| A. | higher speed of vehicles |
| B. | increased volume of traffic |
| C. | reduced maintenance cost of the roads |
| D. | draining off rain water quickly |
| Answer» E. | |
| 77. |
The full width of land acquired before finalising a highway, alignment is known |
| A. | width of formation |
| B. | right of way |
| C. | carriage way |
| D. | roadway. |
| Answer» C. carriage way | |
| 78. |
If the rate of change of the super-elevation along a curved portion of a 7 metre wide road is 1 in 150 and the maximum super-elevation allowed is 1 in 15, the maximum length of the transition curve to be provided at either end, is |
| A. | 65 m |
| B. | 70 m |
| C. | 75 m |
| D. | 80 m |
| Answer» C. 75 m | |
| 79. |
Enoscope is used to determine |
| A. | spot speed |
| B. | average speed |
| C. | travel time |
| D. | none of these. |
| Answer» B. average speed | |
| 80. |
Design of highways is based on |
| A. | axle loads |
| B. | axle spacings |
| C. | wheel bases |
| D. | over all length |
| Answer» E. | |
| 81. |
The radius of curvature provided along a transition curve, is |
| A. | minimum at the beginning |
| B. | same throughout its length |
| C. | equal to the radius of circular curve |
| D. | varying from infinity to the radius of circular curve. |
| Answer» E. | |
| 82. |
Side drains on both sides of a hill road, are essential when the road is |
| A. | along the spur curves |
| B. | along the re-entrant curves |
| C. | in cutting |
| D. | none of these. |
| Answer» D. none of these. | |
| 83. |
If the elevations along a road increase, the slope of the road along the longitudinal direction, is known as |
| A. | gradient |
| B. | grade |
| C. | positive grade |
| D. | negative grade. |
| Answer» B. grade | |
| 84. |
The desirable camber for straight cement concrete roads, is |
| A. | 1 in 33 to 1 in 25 |
| B. | 1 in 40 to 1 in 33 |
| C. | 1 in 150 to 1 in 140 |
| D. | 1 in 160 to 1 in 140 |
| Answer» E. | |
| 85. |
Concrete pavement is provided if daily traffic per lane exceeds |
| A. | 500 tonnes |
| B. | 750 tonnes |
| C. | 1000 tonnes |
| D. | 1250 tonnes |
| Answer» D. 1250 tonnes | |
| 86. |
At a road junction, 7 cross conflict points are severe if |
| A. | both are one-way roads |
| B. | both are two-way roads |
| C. | one is two-way road and other is one-way road |
| D. | none of these. |
| Answer» D. none of these. | |
| 87. |
To prevent movement of moisture from subgrade to road pavement on embankments about 0.6 m to 1 m higher than water table, the thickness of cut off layer of coarse sand used, is |
| A. | 15 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 45 cm |
| Answer» E. | |
| 88. |
The normal road land width for a National or State highway, in open areas should be |
| A. | 45 m |
| B. | 30 m |
| C. | 24 m |
| D. | 20 m |
| Answer» B. 30 m | |
| 89. |
If present A.D.T. is 5000 vehicles and annual increase is 10%, the average future flow after 5 years will be |
| A. | 6050 vehicles |
| B. | 7050 vehicles |
| C. | 8050 vehicles |
| D. | 9050 vehicles |
| Answer» D. 9050 vehicles | |
| 90. |
Driving vehicles on wet surfaced roads, is dangerous because it may |
| A. | skid |
| B. | slip |
| C. | overturn |
| D. | all the above. |
| Answer» C. overturn | |
| 91. |
In cement concrete pavements, tensile stress is due to : |
| A. | bending or deflection under wheel loads |
| B. | difference in temperature of the top and bottom of pavement |
| C. | contraction of slab during falling temperature |
| D. | all the above. |
| Answer» E. | |
| 92. |
If the radii of a compound curve and a reverse curve are respectively the same, the length of common tangent |
| A. | of compound curve will be more |
| B. | of reverse curve will be more |
| C. | of both curves will be equal |
| D. | none of these. |
| Answer» D. none of these. | |
| 93. |
Horizontal curves on highways are provided |
| A. | to break the monotony of driving |
| B. | to discourage the tendency to increase speed |
| C. | to decrease the mental strain on drivers |
| D. | all the above. |
| Answer» E. | |
| 94. |
In scanty rainfall regions, the camber provided will be |
| A. | nil |
| B. | flatter |
| C. | steeper |
| D. | None of these. |
| Answer» C. steeper | |
| 95. |
The width of the right of way in urban area, is kept between 24 m to 60 m for |
| A. | National Highways |
| B. | State Highways |
| C. | Both (a) and (b) |
| D. | None of these. |
| Answer» D. None of these. | |
| 96. |
For a properly designed vehicle, the resistance generally ignored, is |
| A. | wind resistance |
| B. | rolling resistance |
| C. | grade resistance |
| D. | axle resistance |
| Answer» E. | |
| 97. |
An Executive Engineer of roads, executes works under direct control of |
| A. | Superintending Engineer |
| B. | Secretary to the Govt |
| C. | Chief Engineer |
| D. | None of these. |
| Answer» B. Secretary to the Govt | |
| 98. |
The ideal shape of a transition curve, is |
| A. | clothoid |
| B. | cubic spiral |
| C. | cubic parabola |
| D. | lamniscate |
| Answer» B. cubic spiral | |
| 99. |
The ability of a driver to stop the vehicle moving with the designed speed, depends upon: |
| A. | perception time |
| B. | brake reaction time |
| C. | efficiency of the brakes |
| D. | frictional resistance between road surface and vehicle |
| Answer» E. | |
| 100. |
Newly constructed pavement with ordinary Portland cement attains its working strength after |
| A. | 7 days |
| B. | 14 days |
| C. | 21 days |
| D. | 28 days |
| Answer» E. | |