Top 250+ Solved Railway Bridge and Tunnel Engineering MCQ Questions Answer
Q. Coning of wheels
a. Prevent lateral movement of wheels
b. Provide smooth running of trains
c. Avoid excessive wear of inner faces of rail
d. All the above
Q. An extra 7.5 cm ballast width is not provided on outer side on a curve, if its degree is
a. 6°
b. 5°
c. 4°
d. 3°
Q. Standard size of wooden sleeper for Broad Gauge track is
a. 275 × 25 × 13 cm
b. 180 × 20 × 11.5 cm
c. 225 × 23 × 13 cm
d. 250 × 26 × 12 cm
Q. By interchanging gibs and cotters of a pot sleeper, gauge may be slackened by
a. 1.2 mm
b. 2.2 mm
c. 3.2 mm
d. 4.2 mm
Q. The main function of sleepers, is
a. To support rails
b. To hold rails at correct gauge
c. To distribute load from the rails to ballast
d. All the above
Q. The limiting value of cant gradient for all gauges is
a. 1 in 360
b. 1 in 720
c. 1 in 1000
d. 1 in 1200
Q. The spike commonly used to fix rails to wooden sleepers in Indian railways, is
a. Dog spike
b. Screw spike
c. Round spike
d. All the above
Q. Track construction involves preparation of
a. Sub-grade
b. Plate laying
c. Ballasting
d. All the above
Q. Study the following statements regarding creep. (i) Creep is greater on curves than on tangent railway track, (ii) Creep in new rails is more than that in old rails, (iii) Creep is more on steep gradients than on level track. The correct answer is
a. Only (i)
b. (i) and (ii)
c. (ii) and (iii)
d. (i), (ii) and (iii)
Q. According to Indian Railway Board, no diamond crossing should be flatter than
a. 1 in 6
b. 1 in 8½
c. 1 in 12
d. 1 in 16
Q. A welded rail joint is generally
a. Supported on a sleeper
b. Supported on a metal plate
c. Suspended
d. None of these
Q. If the standard length of a crossing is 480 cm, the number of crossing is
a. 1 in 8½ of B.G.
b. 1 in 8½ of M.G.
c. Both (a) and (b)
d. None of these