Question
A train has to negotiate a curve of radius 400m. By how much should the putter rail be raised with respect to inner rail for speed of 48 km/h? The distance between the rails is 1m.
[A]
0.20m
[B]
0.0454m
[C]
0.45m
[D]
0.020m
Answer & Explanation
Answer: 0.0454m