MCQOPTIONS
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MCQOPTIONS
This section includes 156 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. |
%_The background colour of the informatory sign board is_% |
| A. | red |
| B. | yellow |
| C. | green |
| D. | white |
| Answer» C. green | |
| 52. |
%_For the construction of water bound macadam roads, the correct sequence of operations after spreading coarse aggregates is_% |
| A. | dry rolling, wet rolling, application of screening and application of filler |
| B. | dry rolling, application of filler, wet rolling and application of screening |
| C. | dry rolling, application of screening, wet rolling and application of filler |
| D. | dry rolling, application of screening, application of filler and wet rolling |
| Answer» D. dry rolling, application of screening, application of filler and wet rolling | |
| 53. |
%_Tyre pressure influences the_% |
| A. | total depth of pavement |
| B. | quality of surface course |
| C. | both the above |
| D. | none of the above |
| Answer» C. both the above | |
| 54. |
%_In case of hill roads, the extra widening is generally provided_% |
| A. | equally on inner and outer sides of the curve |
| B. | fully on the inner side of the curve |
| C. | fully on the outer side of the curve |
| D. | one-fourth on inner side and three-fourth on outer side of the curve |
| Answer» C. fully on the outer side of the curve | |
| 55. |
%_Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?_% |
| A. | road side interview method |
| B. | license plate method |
| C. | return postcard method |
| D. | home interview method |
| Answer» C. return postcard method | |
| 56. |
%_If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maxi¬mum capacity of a traffic lane at a speed of 10 m/sec is_% |
| A. | 1500 vehicles per hour |
| B. | 2000 vehicles per hour |
| C. | 2500 vehicles per hour |
| D. | 3000 vehicles per hour |
| Answer» B. 2000 vehicles per hour | |
| 57. |
%_Enoscope is used to find_% |
| A. | average speed |
| B. | spot speed |
| C. | space-mean speed |
| D. | time-mean speed |
| Answer» C. space-mean speed | |
| 58. |
%_When two equally important roads cross roughly at right angles, the suitable shape of central island is_% |
| A. | circular |
| B. | elliptical |
| C. | tangent |
| D. | turbine |
| Answer» B. elliptical | |
| 59. |
%_If ruling gradient is I in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be_% |
| A. | 3 % |
| B. | 4% |
| C. | 5 % |
| D. | 6% |
| Answer» C. 5 % | |
| 60. |
%_The fundamental factor in the selection of pavement type is_% |
| A. | climatic condition |
| B. | type and intensity of traffic |
| C. | subgrade soil and drainage conditions |
| D. | availability of funds for the construction project |
| Answer» C. subgrade soil and drainage conditions | |
| 61. |
%_The terrain may be classified as rolling terrain if the cross slope of land is_% |
| A. | upto 10% |
| B. | between 10% and 25% |
| C. | between 25% and 60% |
| D. | more than 60% |
| Answer» C. between 25% and 60% | |
| 62. |
%_The thickness of bituminous carpet varies from_% |
| A. | 20 to 25 mm |
| B. | 50 to 75 mm |
| C. | 75 to 100 mm |
| D. | 100 to 120 mm |
| Answer» B. 50 to 75 mm | |
| 63. |
%_When the speed of traffic flow becomes zero,then_% |
| A. | traffic density attains maximum value whereas traffic volume becomes zero |
| B. | traffic density and traffic volume both attain maximum value |
| C. | traffic density and traffic volume both become zero |
| D. | traffic density becomes zero whereas traffic volume attains maximum value |
| Answer» B. traffic density and traffic volume both attain maximum value | |
| 64. |
%_The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is_% |
| A. | 8 cubic meter |
| B. | 10 cubic meter |
| C. | 12 cubic meter |
| D. | 15 cubic meter |
| Answer» D. 15 cubic meter | |
| 65. |
%_If the group index value of subgrade is between 5 and 9, then the subgrade is treated as_% |
| A. | good |
| B. | fair |
| C. | poor |
| D. | very poor |
| Answer» D. very poor | |
| 66. |
_ The maximum allowable Los Angeles abrasion value for high quality surface course is$? |
| A. | 10% |
| B. | 20 % |
| C. | 30% |
| D. | 45 % |
| Answer» D. 45 % | |
| 67. |
_ The camber of road should be approximately equal to$? |
| A. | longitudinal gradient |
| B. | two times the longitudinal gradient |
| C. | three times the longitudinal gradient |
| D. | half the longitudinal gradient |
| Answer» E. | |
| 68. |
_ Select the incorrect statement.$? |
| A. | Stop or red time of a signal is the sum of go and clearance intervals for the cross flow. |
| B. | Go or green time of a signal is the sum of stop and clearance intervals for the cross flow. |
| C. | Clearance time is generally 3 to 5 seconds. |
| D. | The cycle length is normally 40 to 60 seconds for two phase signals. |
| Answer» C. Clearance time is generally 3 to 5 seconds. | |
| 69. |
_ If aggregate impact value is 20 to 30 percent, then it is classified as$? |
| A. | exceptionally strong |
| B. | strong |
| C. | satisfactory for road surfacing |
| D. | unsuitable for road surfacing |
| Answer» D. unsuitable for road surfacing | |
| 70. |
__Scientific planning of transportation system and mass transit facilities in cities should be based on__ |
| A. | spot speed data |
| B. | origin and destination data |
| C. | traffic volume data |
| D. | accident data |
| Answer» C. traffic volume data | |
| 71. |
_The camber for hill roads in case of bituminous surfacing is adopted as$? |
| A. | 2% |
| B. | 2.5% |
| C. | 3% |
| D. | 4% |
| Answer» C. 3% | |
| 72. |
_The direct interchange ramp involves$? |
| A. | diverging to the right side and merging from left |
| B. | diverging to the left side and merging from right |
| C. | diverging to the right side and merging from right |
| D. | diverging to the left side and merging from left |
| Answer» D. diverging to the left side and merging from left | |
| 73. |
_Centre line markings are used$? |
| A. | to designate traffic lanes |
| B. | in roadways meant for two way traffic |
| C. | to indicate that overtaking is not permitted |
| D. | to designate proper lateral placement of vehicles before turning to different directions |
| Answer» C. to indicate that overtaking is not permitted | |
| 74. |
_The walls which are necessary on the hill side of roadway where earth has to be retained from slipping is known as$? |
| A. | retaining wall |
| B. | breast wall |
| C. | parapet wall |
| D. | none of the above |
| Answer» C. parapet wall | |
| 75. |
_Select the correct statement.$? |
| A. | Psychological extra widening depends on the number of traffic lanes. |
| B. | Mechanical extra widening depends on the speed of vehicle. |
| C. | Psychological extra widening depends on the length of wheel base. |
| D. | Psychological extra widening depends on the speed of vehicle. |
| Answer» E. | |
| 76. |
_The minimum design speed for hairpin bends in hill roads is taken as$? |
| A. | 20 kmph |
| B. | 30 kmph |
| C. | 40 kmph |
| D. | 50 kmph |
| Answer» B. 30 kmph | |
| 77. |
_Which of the following represents hardest grade of bitumen ?$? |
| A. | 30/40 |
| B. | 60/70 |
| C. | 80/100 |
| D. | 100/120 |
| Answer» B. 60/70 | |
| 78. |
_The percentage compensation in gradient for ruling gradient of 4% and horizontal curve of radius 760 m is$? |
| A. | 0.1 % |
| B. | 1 % |
| C. | 10% |
| D. | no compensation |
| Answer» E. | |
| 79. |
_Bottom most layer of pavement is known as$? |
| A. | wearing course |
| B. | base course |
| C. | sub-base course |
| D. | subgrade |
| Answer» E. | |
| 80. |
_As per IRC recommendations, the average level of illumination on important roads carrying fast traffic is$? |
| A. | 10 lux |
| B. | 15 lux |
| C. | 20 lux |
| D. | 30 lux |
| Answer» E. | |
| 81. |
_The transition curve used in the horizontal alignment of highways as per IRC recommendations is$? |
| A. | spiral |
| B. | lemniscate |
| C. | cubic parabola |
| D. | any of the above |
| Answer» B. lemniscate | |
| 82. |
_Which of the following is known as design capacity ?$? |
| A. | basic capacity |
| B. | theoretical capacity |
| C. | possible capacity |
| D. | practical capacity |
| Answer» B. theoretical capacity | |
| 83. |
_Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is$? |
| A. | 1.0 |
| B. | 2.0 |
| C. | 0.5 |
| D. | 10 |
| Answer» B. 2.0 | |
| 84. |
_The maximum limit of water absorption for aggregate suitable for road construction is$? |
| A. | 0.4 % |
| B. | 0.6 % |
| C. | 0.8 % |
| D. | 1.0 % |
| Answer» C. 0.8 % | |
| 85. |
_The entrance and exit curves of a rotary have$? |
| A. | equal radii and equal widths of pavement |
| B. | equal radii but pavement width is more at entrance than at exit curve |
| C. | equal pavement widths but radius is more at entrance curve than at exit curve |
| D. | different radii and different widths of pavement |
| Answer» E. | |
| 86. |
_The most efficient traffic signal system is$? |
| A. | simultaneous system |
| B. | alternate system |
| C. | flexible progressive system |
| D. | simple progressive system |
| Answer» D. simple progressive system | |
| 87. |
_The stopping sight distance depends upon$? |
| A. | total reaction time of driver |
| B. | speed of vehicle |
| C. | efficiency of brakes |
| D. | all of the above |
| Answer» E. | |
| 88. |
_For design, that length of transition curve should be taken which is$? |
| A. | based on allowable rate of change of centrifugal acceleration |
| B. | based on rate of change of super elevation |
| C. | higher of (A) and (B) |
| D. | smaller of (A) and (B) |
| Answer» D. smaller of (A) and (B) | |
| 89. |
_“Dead Slow” is a$? |
| A. | regulatory sign |
| B. | warning sign |
| C. | informatory sign |
| D. | none of the above |
| Answer» B. warning sign | |
| 90. |
_The shoulder provided along the road edge should be$? |
| A. | rougher than the traffic lanes |
| B. | smoother than the traffic lanes |
| C. | of same colour as that of the pavement |
| D. | of very low load bearing capacity |
| Answer» B. smoother than the traffic lanes | |
| 91. |
_To calculate the minimum value of ruling radius of horizontal curves in plains, the design speed is given by$? |
| A. | 8 kmph |
| B. | 12kmph |
| C. | 16kmph |
| D. | 20 kmph |
| Answer» D. 20 kmph | |
| 92. |
_Group index method of design of flexible pavement is$? |
| A. | A theoretical method |
| B. | An empirical method based on physical properties of sub-grade soil |
| C. | An empirical method based on strength characteristics of sub-grade soil |
| D. | A semi empirical method |
| Answer» C. An empirical method based on strength characteristics of sub-grade soil | |
| 93. |
_For highway geometric design purposes the speed used is$? |
| A. | 15th percentile |
| B. | 50 “”percentile |
| C. | 85th percentile |
| D. | 98 “”percentile |
| Answer» E. | |
| 94. |
_In CBR test the value of CBR is calculated at$? |
| A. | 2.5 mm penetration only |
| B. | 5.0 mm penetration only |
| C. | 7.5 mm penetration only |
| D. | both 2.5 mm and 5.0 mm penetrations |
| Answer» E. | |
| 95. |
When the path travelled along the road surface is more than the circumferential movement of the wheels due to rotation, then it results in$? |
| A. | slipping |
| B. | skidding |
| C. | turning |
| D. | revolving |
| Answer» C. turning | |
| 96. |
The shape of the camber, best suited for cement concrete pavements, is$? |
| A. | straight line |
| B. | parabolic |
| C. | elliptical |
| D. | combination of straight and parabolic |
| Answer» B. parabolic | |
| 97. |
If the average center to center spacing of vehicles is 20 meters, then the basic capacity of a traffic lane at a speed of 50 kmph is$? |
| A. | 2500 vehicles per day |
| B. | 2000 vehicles per hour |
| C. | 2500 vehicles per hour |
| D. | 1000 vehicles per hour |
| Answer» D. 1000 vehicles per hour | |
| 98. |
The ruling design speed on a National Highway in plain terrain as per IRC recommendations is$? |
| A. | 60 kmph |
| B. | 80 kmph |
| C. | 100 kmph |
| D. | 120 kmph |
| Answer» D. 120 kmph | |
| 99. |
The diagram which shows the approximate path of vehicles and pedestrians involved in accidents is known as$? |
| A. | spot maps |
| B. | pie charts |
| C. | condition diagram |
| D. | collision diagram |
| Answer» E. | |
| 100. |
Which of the following premix methods is used for base course ?$? |
| A. | bituminous carpet |
| B. | mastic asphalt |
| C. | sheet asphalt |
| D. | bituminous bound macadam |
| Answer» E. | |