railway engineering MCQs – Page 4

Practise focused railway engineering questions with marked answers for exam preparation and subject revision.

railway engineering Mcqs
61. Composite sleeper index is the index of___________________?
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A. wear resistance and hardness

B. strength and toughness

C. hardness and strength

D. toughness and wear resistance

62. The steepest gradient permissible on a 2.5 curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?
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A. 1 in 222

B. 1 in 235

C. 1 in 250

D. 1 in 275

63. 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__________________?
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A. 1 in 512

B. 1 in 257

C. 1 in 457

D. 1 in 357
64. Number of switches provided on a Gaunt-letted track is_______________?
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A. 2

B. 3

C. 1

D. none of the above
65. Yellow lighthand signal indicates____________________?
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A. proceed

B. proceed cautiously

C. none of the above

D. stop

66. The side slope of embankments for a railway track is generally taken as______________?
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A. 1:01

B. 2:1

C. 1.5:1

D. 1:02

67. If a is the angle of crossing, then the number of crossings N according to right angle method is given by_________________?
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A. cot(A)

B. Vi cot(cc/2)

C. Vi cosec(a/2)

D. cot(oc/2)

68. Cant deficiency occurs when a vehicle travels around a curve at_________________?
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A. speeds lower than equilibrium speed

B. equilibrium speed

C. booked speed

D. speeds higher than equilibrium speed
69. The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then the hauling capacity due to 3 pairs of driving wheels will be________________?
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A. 6.61

B. 13.21

C. 26.41

D. 19.81

70. The rail is designated by its__________________?
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A. length

B. cross-section

C. weight

D. weight per unit length
71. Loose jaws of steel trough sleepers are made of___________________?
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A. mild steel

B. cast steel

C. cast iron

D. spring steel
72. For laying the railway track, materials required are__________________?
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A. Rails

B. FishPlates

C. Fish Bolts

D. Bearing Plates

E. quantities required for one kilometer of Broad Gauge track will be

73. Anti creep bearing plates are provided on_________________?
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A. bridges and approaches

B. joints

C. both (A) and (B)

D. none of the above
74. Metal sleepers are superior to wooden sleepers with respect to________________?
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A. track circuiting

B. cost

C. life

D. fastening

75. The height of the center of arm of a semaphore signal above the ground is_________________?
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A. 5.5m

B. 7.5 m

C. 6.5 m

D. 8.5m

76. Number of dog spikes normally used per rail seat on curved track is__________________?
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A. one on either side

B. two outside and two inside

C. one outside and two inside

D. two outside and one inside
77. When semaphore and warner are installed on the same post, then the stop indication is given when___________________?
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A. both arms are horizontal

B. semaphore arm lowered but warner arm horizontal

C. both semaphore and warner arms lowered

D. none of the above

78. The limiting value of cant deficiency for Meter Gauge routes is__________________?
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A. 75 mm

B. 50 mm

C. 100 mm

D. 40 mm

79. What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track?
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A. 28.49 m

B. 7.45 m

C. 21.04 m

D. 14.24 m

80. Flangeway clearance is the distance_________________?
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A. none of the above

B. between the gauge faces of the stock rail and the tongue rail

C. between the adjoining faces of the running rail and the check rail near the crossing

D. through which the tongue rail moves laterally at the toe of the switch