A ball of mass 600 grams strikes a wall with a velocity of 5m/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

3kgms−1

1kgms−1

0.25kgms−1

zero

A

3kgms−1

B

zero

C

0.25kgms−1

D

1kgms−1

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Solution

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The correct option is A3kgms−1 Mass=0.6kg

velocity=5m/s

change of momentum =3kgm/s

Hence,

option (A) is correct answer.

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