Laws Of Motion Question 229

Question: A player caught a cricket ball of mass 150 gm moving at the rate of 20 m/sec. if the catching process be completed in 0.1 sec the force of the blow exerted by the ball on the hands of player is[Kerala PET 2005]

Options:

A) 0.3 N

B) 30 N

C) 300 N

D) 3000 N

Show Answer

Answer:

Correct Answer: B

Solution:

Force exerted by the balltherefore $ F=m\ ( \frac{dv}{dt} )=0.15\times \frac{20}{0.1}=30\ N $



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