Question

A player caught a cricket ball of mass 150 gm moving at a rate of 20 m/s. If the catching process be completed in 0.1 s, then the force of the blow exerted by the ball on the hands of the player is

• A. 0.3 N
• B. 30 N
• C. 300 N
• D. 3000 N

Answer 1

The correct option is B

30 N

Force exerted by the ball on hands of the player
$=\frac{mdv}{dt}=\frac{0.15\times 20}{0.1}=30N$