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>>Laws of Motion
>>Newton's Second Law of Motion
>> $A ball of mass 600 grams strikes a wall$

Question

A ball of mass $600$ grams strikes a wall with a velocity of $5 m / s$ at an angle $30$ degree with the wall and rebounds with the same speed at the same angle with the wall. the change in momentum of the ball is

A

$3 k g m s^{-} 1$

B

$1 k g m s^{-} 1$

C

$0.25 k g m s^{-} 1$

D

zero

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Solution

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Correct option is A)

Mass $= 0.6 k g$
velocity $= 5 m / s$
change of momentum $= 3 k g m / s$
Hence,
option $(A)$ is correct answer.

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