MCQOPTIONS
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MCQOPTIONS
This section includes 440 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 following tests are conducted for rails _________________?_x005F_x000D_i) falling weight test_x005F_x000D_ii) tensile test_x005F_x000D_iii) hammer test_x005F_x000D_The compulsory tests are? |
| A. | only (i) |
| B. | (i)and(ii) |
| C. | (ii) and (iii) |
| D. | (i) and (iii) |
| Answer» C. (ii) and (iii) | |
| 52. |
The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called_________________? |
| A. | flangeway clearance |
| B. | heel divergence |
| C. | throw of the switch |
| D. | none of the above |
| Answer» D. none of the above | |
| 53. |
The desirable rate of change of cant deficiency in case of Metre Gauge is_______________? |
| A. | 20 mm/sec |
| B. | 35 mm/sec |
| C. | 55 mm/sec |
| D. | 65 mm/sec |
| Answer» C. 55 mm/sec | |
| 54. |
The cross-sectional area of 52 kg flat footed rail is_________________? |
| A. | 6155 mm2 |
| B. | 6615 mm2 |
| C. | 7235 mm2 |
| D. | 7825 mm2 |
| Answer» C. 7235 mm2 | |
| 55. |
The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by__________________? |
| A. | CL = L – SL |
| B. | L =CL-SL |
| C. | SL = L + CL |
| D. | L = (CL+SL)/2 |
| Answer» C. SL = L + CL | |
| 56. |
The compensation for curvature on gradient for Meter Gauge is given by________________? |
| A. | 70/R |
| B. | 52.5/R |
| C. | 35/R |
| D. | 105/R |
| Answer» C. 35/R | |
| 57. |
Pandrol clips cannot be used with__________________? |
| A. | wooden sleepers |
| B. | concrete sleepers |
| C. | CST-9 sleepers |
| D. | steel trough sleepers |
| Answer» D. steel trough sleepers | |
| 58. |
Ordinary rails are made of_______________? |
| A. | mild steel |
| B. | cast iron |
| C. | wrought iron |
| D. | high carbon steel |
| Answer» E. | |
| 59. |
One degree of curve is equivalent to__________________? |
| A. | 1600/R |
| B. | 1700/R |
| C. | 1750/R |
| D. | 1850/R |
| Answer» D. 1850/R | |
| 60. |
On a single rail track, goods trains loaded with heavy iron material run starting from A to B and then empty wagons run from B to A. The amount of creep in the rails__________________? |
| A. | will be more in the direction of B to A |
| B. | will be more in the direction of A to B |
| C. | will be maximum at the middle of A and B |
| D. | cannot be determined from the given data |
| Answer» C. will be maximum at the middle of A and B | |
| 61. |
Number offish bolts per fish plate is________________? |
| A. | 2 |
| B. | 4 |
| C. | 5 |
| D. | 6 |
| Answer» C. 5 | |
| 62. |
Number of switches provided on a Gaunt-letted track is_______________? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | none of the above |
| Answer» E. | |
| 63. |
Number of keys used in CST-9 sleeper is_________________? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | none of the above |
| Answer» B. 3 | |
| 64. |
Number of dog spikes normally used per rail seat on curved track is__________________? |
| A. | one on either side |
| B. | two outside and one inside |
| C. | one outside and two inside |
| D. | two outside and two inside |
| Answer» C. one outside and two inside | |
| 65. |
Number of cotters used in CST-9 sleepers is__________________? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» D. 5 | |
| 66. |
Normally the limiting value of cant is________________? |
| A. | G/8 |
| B. | G/10 |
| C. | G/12 |
| D. | G/15 |
| E. | where G is the gauge |
| Answer» C. G/12 | |
| 67. |
Normally maximum cant permissible in Meter Gauge is__________________? |
| A. | 75 mm |
| B. | 90 mm |
| C. | 140 mm |
| D. | 165 mm |
| Answer» C. 140 mm | |
| 68. |
Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275x25x13 cm with 75cm sleeper spacing is________________? |
| A. | 15 cm |
| B. | 20 cm |
| C. | 25 cm |
| D. | 30cm |
| Answer» D. 30cm | |
| 69. |
Minimum composite sleeper index pres-cried on Indian Railways for a track sleeper is_______________? |
| A. | 552 |
| B. | 783 |
| C. | 1352 |
| D. | 1455 |
| Answer» C. 1352 | |
| 70. |
Metal sleepers are superior to wooden sleepers with respect to________________? |
| A. | cost |
| B. | life |
| C. | track circuiting |
| D. | fastening |
| Answer» C. track circuiting | |
| 71. |
Maximum value of ‘throw of switch’ for Broad Gauge track is__________________? |
| A. | 89 mm |
| B. | 95 mm |
| C. | 100 mm |
| D. | 115 mm |
| Answer» E. | |
| 72. |
Loose jaws of steel trough sleepers are made of___________________? |
| A. | cast steel |
| B. | mild steel |
| C. | cast iron |
| D. | spring steel |
| Answer» E. | |
| 73. |
Lead of crossing is the distance from the__________________? |
| A. | heel of the switch to the toe of the switch |
| B. | heel of the switch to the theoretical nose of the crossing |
| C. | toe of the switch to the theoretical nose of crossing |
| D. | toe of the switch to the actual nose of crossing |
| Answer» C. toe of the switch to the theoretical nose of crossing | |
| 74. |
Lead of crossing is the distance from the_________________? |
| A. | heel of the switch to the toe of the switch |
| B. | heel of the switch to the theoretical nose of the crossing |
| C. | toe of the switch to the theoretical nose of crossing |
| D. | toe of the switch to the actual nose of crossing |
| Answer» C. toe of the switch to the theoretical nose of crossing | |
| 75. |
Largest dimension of a rail is its________________? |
| A. | height |
| B. | foot width |
| C. | head width |
| D. | any of the above |
| Answer» B. foot width | |
| 76. |
Largest percentage of material in the rail is in its__________________? |
| A. | head |
| B. | web |
| C. | foot |
| D. | head and foot both |
| Answer» B. web | |
| 77. |
In a shunting signal if the red band is inclined at 45° it indicates_________________? |
| A. | stop |
| B. | proceed |
| C. | proceed cautiously |
| D. | none of the above |
| Answer» C. proceed cautiously | |
| 78. |
In a scissors cross-over, the crossings provided are_________________?_x005F_x000D_i) 2 obtuse angle crossings_x005F_x000D_ii) 4 obtuse angle crossings_x005F_x000D_iii) 4 acute angle crossings_x005F_x000D_iv) 6 acute angle crossings_x005F_x000D_The correct answer is ? |
| A. | (i) and (iii) |
| B. | (i)and(iv) |
| C. | (ii) and (iii) |
| D. | (ii) and (iv) |
| Answer» C. (ii) and (iii) | |
| 79. |
In a B.G. railway track, the specified ruling gradent is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible gradient of__________________? |
| A. | 1 in 257 |
| B. | 1 in 357 |
| C. | 1 in 457 |
| D. | 1 in 512 |
| Answer» C. 1 in 457 | |
| 80. |
If a is the angle of crossing, then the number of crossings ‘N’ according to right angle method is given by_________________? |
| A. | Vi cot(cc/2) |
| B. | cot(oc/2) |
| C. | cot(A) |
| D. | Vi cosec(a/2) |
| Answer» D. Vi cosec(a/2) | |
| 81. |
If ‘A’ is the angle formed by two gauge faces, the crossing number will be____________________? |
| A. | tan A |
| B. | cot A |
| C. | sec A |
| D. | Arad |
| Answer» C. sec A | |
| 82. |
Heel divergence is__________________? |
| A. | always less than flangeway clearance |
| B. | equal to flangeway clearance |
| C. | always greater than flangeway clearance |
| D. | sometimes greater than flangeway clearance |
| Answer» D. sometimes greater than flangeway clearance | |
| 83. |
Head width of 52 kg rail section is________________? |
| A. | 61.9 mm |
| B. | 66.7mm |
| C. | 67mm |
| D. | 72.33 mm |
| Answer» D. 72.33 mm | |
| 84. |
Gauge is the distance between_______________? |
| A. | center to center of rails |
| B. | running faces of rails |
| C. | outer faces of rails |
| D. | none of the above |
| Answer» C. outer faces of rails | |
| 85. |
For the purpose of track maintenance, the number of turn out equivalent to one track km are__________________? |
| A. | 1 |
| B. | 2 |
| C. | 5 |
| D. | 10 |
| Answer» E. | |
| 86. |
For laying the railway track, materials required are__________________? |
| A. | Rails |
| B. | FishPlates |
| C. | Fish Bolts |
| D. | Bearing Plates |
| Answer» C. Fish Bolts | |
| 87. |
For developing thinly populated areas, the correct choice of gauge is_________________? |
| A. | Broad Gauge |
| B. | Meter Gauge |
| C. | Narrow Gauge |
| D. | any of the above |
| Answer» D. any of the above | |
| 88. |
For a sleeper density of (n+5), the number of sleepers required for constructing a broad gauge railway track of length 650 m is____________________? |
| A. | 975 |
| B. | 918 |
| C. | 900 |
| D. | 880 |
| Answer» D. 880 | |
| 89. |
For a Broad Gauge route with M+7 sleeper density, number of sleepers per rail length is________________? |
| A. | 18 |
| B. | 19 |
| C. | 20 |
| D. | 21 |
| Answer» D. 21 | |
| 90. |
For a 8° curve track diverging from a main curve of 5° in an opposite direction in the layout of a broad gauge yard, the cant to be provided for the branch track for maximum speed of 45 km/h on the main line and ‘G’ = 1.676 m is (Permitted cant deficiency for the main line = 7.6 cm)______________________? |
| A. | 0.168 cm |
| B. | -0.168 cm |
| C. | 7.432 cm |
| D. | 7.768 cm |
| Answer» C. 7.432 cm | |
| 91. |
Flat mild steel bearing plates are used_________________? |
| A. | for points and crossings in the lead portion |
| B. | with wooden sleepers at locations where creep is likely to be developed |
| C. | on all joints and curves |
| D. | on all the above |
| Answer» B. with wooden sleepers at locations where creep is likely to be developed | |
| 92. |
Flangeway clearance is the distance_________________? |
| A. | between the adjoining faces of the running rail and the check rail near the crossing |
| B. | between the gauge faces of the stock rail and the tongue rail |
| C. | through which the tongue rail moves laterally at the toe of the switch |
| D. | none of the above |
| Answer» B. between the gauge faces of the stock rail and the tongue rail | |
| 93. |
Fish plate is in contact with rail at________________? |
| A. | web of rail |
| B. | fishing plane |
| C. | head of rail |
| D. | foot of rail |
| Answer» C. head of rail | |
| 94. |
Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called_________________? |
| A. | roaring rails |
| B. | hogged rails |
| C. | corrugated rails |
| D. | buckled rails |
| Answer» C. corrugated rails | |
| 95. |
Dog spikes are used for fixing rail to the__________________? |
| A. | wooden sleepers |
| B. | CST-9 sleepers |
| C. | steel trough sleepers |
| D. | concrete sleepers |
| Answer» B. CST-9 sleepers | |
| 96. |
Creep is the_______________? |
| A. | longitudinal movement of rail |
| B. | lateral movement of rail |
| C. | vertical movement of rail |
| D. | difference in level of two rails |
| Answer» B. lateral movement of rail | |
| 97. |
Consider the following statements about concrete sleepers_________________?_x005F_x000D_1. They improve the track modulus._x005F_x000D_2. They have good scrap value._x005F_x000D_3. They render transportation easy._x005F_x000D_4. They maintain the gauge quite satisfactorily.Of these statements |
| A. | 1 and 2 are correct |
| B. | 2 and 3 are correct |
| C. | 3 and 4 are correct |
| D. | 1 and 4 are correct |
| Answer» E. | |
| 98. |
Composite sleeper index is the index of___________________? |
| A. | hardness and strength |
| B. | strength and toughness |
| C. | toughness and wear resistance |
| D. | wear resistance and hardness |
| Answer» B. strength and toughness | |
| 99. |
Cant deficiency occurs when a vehicle travels around a curve at_________________? |
| A. | equilibrium speed |
| B. | speeds higher than equilibrium speed |
| C. | speeds lower than equilibrium speed |
| D. | booked speed |
| Answer» C. speeds lower than equilibrium speed | |
| 100. |
At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is______________? |
| A. | 51 |
| B. | 62 |
| C. | 70 |
| D. | 78 |
| Answer» D. 78 | |