Railway Ballast – MCQ
1. Which of the following is the best ballast material?
a) Gravel
b) Sand
c) Broken bricks
d) Broken stone
View Answer
d) Broken stone
2. What is the reason to provide ballast on railway tracks?
a) To provide a hard and level bed.
b) To provide elasticity to the track.
c) To drain off rainwater from the track.
d) All of these.
View Answer
d) All of these.
3. The width of the ballast section for M.G in a permanent way in railway is
a) 1.83 m
b) 2.3 m
c) 3.35 m
d) 3.53 m
View Answer
b) 2.3 m
4. The quantity of ballast required per meter length of B.G. track is
a) 1.12 m3
b) 1.02 m3
c) 0.70 m3
d) 0.46 m3
View Answer
c) o.70
5. The depth of the ballast section for B.G in a permanent way is
a) 10 cm
b) 15 cm
c) 25 cm
d) None of these
View Answer
c) 25 cm
6. The width of the ballast section for B.G in a permanent way is
a) 1.83 m
b) 2.3 m
c) 3.35 m
d) 3.53 m
View Answer
c) 3.35 m
7. The ballast should be __ in shape
a) Angular
b) Rectangular
c) Round
d) Square
View Answer
a) Angular
8. Ballast size used for wooden sleepers track is
a) 20 mm
b) 25 mm
c) 38 mm
d) 51 mm
View Answer
d) 51 mm [ 50 to 51 mm]
9. The function of ballast is to provide___ bed for the sleeper
a) Torn
b) Cloven
c) Firm
d) None of these
View Answer
c) Firm
11. The size of ballast used for the steel sleeper track is
a) 20 mm
b) 25 mm
c) 38 mm
d) 51 mm
View Answer
d) 38 mm
True or False
12. Stone ballast is cheaper than Gravel ballast
View Answer
False
13. Gravel ballast is easy to use than stone ballast
View Answer
True
14. Is it the function of ballast to prevent the growth of weeds inside the track?
View Answer
True
15. Ballast provides elasticity to the track.
View Answer
Ture
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