Heel divergence is__________________?

A. 20 mm/sec
B. 35 mm/sec
C. 55 mm/sec
D. 65 mm/sec

i) falling weight test
ii) tensile test
iii) hammer test
The compulsory tests are?
A. only (i)
B. (i)and(ii)
C. (ii) and (iii)
D. (i) and (iii)

A. head
B. web
C. foot
D. head and foot both

A. changing the direction of engine
B. transferring wagons to and from parallel tracks without shunting
C. separating all the sidings and shunting lines from main lines
D. preventing the vehicles from running off the track

A. roaring rails
B. hogged rails
C. corrugated rails
D. buckled rails

A. cost
B. life
C. track circuiting
D. fastening