Top 250+ Solved Railway Bridge and Tunnel Engineering MCQ Questions Answer
Q. To achieve best performance, the type of switch preferred to, is
a. Undercut switch
b. Straight-cut switch
c. Overriding switch
d. Both (a) and (b)
Q. On B.G. tracks the distance of outer signal from station limit is kept
a. 510 m
b. 520 m
c. 530 m
d. 540 m
Q. The limiting value of cant deficiency for Meter Gauge routes is
a. 40 mm
b. 50 mm
c. 75 mm
d. 100 mm
Q. The weight of the rails depends upon
a. Gauge of the tracks
b. Speed of trains
c. Spacing of sleepers
d. All the above
Q. The main advantage of a long rail over short one, is
a. It requires less number of rail fastenings
b. It provides smooth running of trains
c. It involves less maintenance cost
d. All the above
Q. In a scissors crossover, the crossings provided are(i) 2 obtuse angle crossings (ii) 4 obtuse angle crossings (iii) 4 acute angle crossings (iv) 6 acute angle crossings The correct answer is
a. (i) and (iii)
b. (i) and (iv)
c. (ii) and (iii)
d. (ii) and (iv)
Q. Rail section first designed on Indian railways, was
a. Double headed
b. Bull headed
c. Flat footed
d. (a) and (b) simultaneously
Q. The lengths of the standard crossings in India for Broad gauge and Metre gauge tracks is same for
a. 1 in 8½ B.G. and, in 12 M.G.
b. 1 in 12 G. and, 1 in 16 M.G.
c. 1 in 12 B.G. and 1 in 8½ M.G.
d. 1 in 16 B.G. and 1 in 12 M.G.
Q. Dimensions of a plate girder are:
a. 851 mm × 851 mm
b. 255 mm × 254 mm
c. 851 mm × 254 mm
d. 551 mm × 254 mm
Q. The check rails are placed opposite the crossing so that
a. It is symmetrically placed opposite nose of crossing
b. Its one-third length is ahead of the nose of crossing
c. Its two-third length is ahead of the nose of crossing
d. Its three fourth length is ahead of the nose of crossing
Q. Consider the following surveys.1. Reconnaissance survey 2. Preliminary survey 3. Traffic survey 4. Location survey The correct sequence in which these surveys are conducted before the alignment of a track is finalised is
a. 1, 3, 2, 4
b. 1, 3, 4, 2
c. 3, 1, 4, 2
d. 3, 1, 2, 4
Q. Largest percentage of material in the rail is in its
a. Head
b. Web
c. Foot
d. Head and foot both
Q. The spread between the point and splice rails at a distance of 4.25 m is 50 cm. The sizeof the crossing is
a. 1 in 6
b. 1 in 8½
c. 1 in 12
d. 1 in 16