Question

A body starts performing uniform circular
motion such that it covers 100 rounds per min.
Then the minimum time after which its average
velocity will be zero is
(1) 0.5 s (2) 0.6 s
(3) 0.7 s (4) 0.8 s

Answer 1

3)0.7s....that is the answer

Answer 2

c) 0.7 .................