60 R rails are mostly used in__________________?

A. cast steel
B. mild steel
C. cast iron
D. spring steel

A. both arms are horizontal
B. semaphore arm lowered but warner arm horizontal
C. both semaphore and warner arms lowered
D. none of the above

1. They improve the track modulus.
2. They have good scrap value.
3. They render transportation easy.
4. They maintain the gauge quite satisfactorily.Of these statements
A. 1 and 2 are correct
B. 2 and 3 are correct
C. 3 and 4 are correct
D. 1 and 4 are correct

A. always less than flangeway clearance
B. equal to flangeway clearance
C. always greater than flangeway clearance
D. sometimes greater than flangeway clearance

A. 1.83 m
B. 2.25 m
C. 3.35 m
D. 4.30 m

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)