Railways - Engineering

Q1:

If n is length of a rail in metres, the number of sleepers per rail length generally varies from

A n to (n + 2)

B (n + 2) to (n + 4)

C (n + 3) to (n + 6)

D (n + 4) to (n + 5)

ANS:C - (n + 3) to (n + 6)

(n+2) to (n+6) is correct.