Question

Two bodies A and B , having masses m kg and m/3 kg are moving at 20kmph and 60kmph respectively.
(a) Which body will come to rest first when equal force is applied on both? Why.
(b) What is the change in momentum if body A collides with a wall and returns along the same path with the same velocity.

Answer 1

Answer:

a)body B

explanation is much more

(t=u/2a)

this eqn will help you find this ans