Question

Motion in one Dimension SHEET 1
1. If a train travelling at 72 kmph is to be brought to rest in a distance of 200 metres, then its retardation should be
(a) 20 ms?
(b) 10 ms 2 (C) 2 ms 2
(d) 1 ms-2​

Answer 1

Answer:

I think (b) is correct answer for your question