Question

A tennis ball and a cricket ball, both are stationary. To start motion in them
(a) a less force is required for the cricket ball than for the tennis ball
(b) a less force is required for the tennis ball than for the cricket ball
(c) Same force is required for both the ball
(d) nothing can be said.

Answer 1

We know that Cricket ball is heavier than tennis ball and since interia is directly proportional to mass . Henceto start a motion
less force is required in case of a tennis ball than in the case of cricket ball .