Railways - Engineering

Q1:

On a straight railway track, absolute levels at point A on two rails are 100.550 m and 100.530 m and the absolute levels at point B 100 m apart are 100.585 m and 100.515 m respectively, the value of twist of rails per metre run, is

A 0.4 mm

B 0.5 mm

C 0.7 mm

D 0.8 mm

E 1.0 mm

ANS:B - 0.5 mm

Thanks @Shakeel.