Railway Ballast – MCQ

1. Which of the following is the best ballast material?

a) Gravel
b) Sand
c) Broken bricks
d) Broken stone

2. What is the reason to provide ballast in railway track?

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.

3. The width of ballast section for M.G in permanent way is

a) 1.83 m
b) 2.3 m
c) 3.35 m
d) 3.53 m

4. The quantity of ballast required per metre length of B.G. track is

a) 1.12 m³
b) 1.02 m³
c) 0.70 m³
d) 0.46 m³

5. The depth of ballast section for B.G in permanent way is

a) 10 cm
b) 15 cm
c) 25 cm
d) None of these

6. The width of ballast section for B.G in permanent way is

a) 1.83 m
b) 2.3 m
c) 3.35 m
d) 3.53 m

7. The ballast should be __ in shape

a) Angular
b) Rectangular
c) Round
d) Square

8. Ballast size used for wooden sleepers track is

a) 20 mm
b) 25 mm
c) 38 mm
d) 51 mm

9. The function of ballast is to provide___ bed for the sleeper

a) Torn
b) Cloven
c) Firm
d) None of these

11. The size of ballast used for steel sleeper track is

a) 20 mm
b) 25 mm
c) 38 mm
d) 51 mm

True or False

12. Stone ballast is cheaper than Gravel

13. Gravel ballast is easy to use than stone ballast

14. Is it the function of ballast to prevent the growth of weeds inside the track.

15. Ballast provide elasticity to the track.

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