Physics

Amina

23 June, 04:19

A ball with a mass of 1.5 kg strikes a wall with a velocity of 4.5 m/s to the left. The ball bounces off the wall with a velocity of 3.5 m/s to the right. If the ball is in contact with the wall for 0.20 s. Is momentum conserved perfectly, or is there is energy loss?

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