# Railway Ballast – MCQ || Railway Engineering ||

## Railway Ballast – MCQ

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

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

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.

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

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

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

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

c) 3.35 m

7. The ballast should be __ in shape

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

a) Angular

8. Ballast size used for wooden sleepers track is

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

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

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

d) 38 mm

True or False

12. Stone ballast is cheaper than Gravel ballast

False

13. Gravel ballast is easy to use than stone ballast

True

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

True

15. Ballast provides elasticity to the track.