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)

Question

Quizplus · Accepted Answer

The number of sleepers per rail length generally varies to accommodate the necessary support and stability for the rails, with a typical range being from (n + 3) to (n + 6) sleepers per rail length. This range ensures adequate support across different terrains and load conditions.

If N Is Length of a Rail in Metres, the Number