Question

A 0.4kg ball strikes a wall with a velocity 5m/s at an angle of 90° with the wall
and rebounds at the same angle with wall the same speed. The change in the
momentum of the ball perpendicular & parallel to the wall are
A) 4kgm/s 0 B) 10kgm/s.2kgm/s C) 2V3kgm/s,0 D) 5kgm/s.2kgm/s
por​

Answer 1

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