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Physics, 28.11.2019 06:31 Greenrune113
A3 kg steel ball falls down vertically and strikes a floor with a speed of 12 m/s. it bounces off upward with the same speed. if the ball is in contact with the floor for 0.12 s, what is the magnitude of the average force exerted on the ball by the floor?
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A3 kg steel ball falls down vertically and strikes a floor with a speed of 12 m/s. it bounces off up...
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