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Physics, 21.12.2020 20:10 ryanbreland14

a 2kg ball moving at speed 5m/s hits a wall .the force exerted by the wall on the ball is 100n .if the collision is perfectly elastic , calculate the contact time between the ball and the wall

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a 2kg ball moving at speed 5m/s hits a wall .the force exerted by the wall on the ball is 100n .if t...

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