b) The ball has a mass of 0.15 kg and is dropped from an initial height of 1.2 m. After impact the ball rebounds to a height of 0.75 m. Calculate i) the speed of the ball immediately before impact ii) the speed of the ball immediately after impact iii) the change in momentum of the ball as a result of the impact
b) The ball has a mass of 0.15 kg and is dropped from an initial height of 1.2 m. After impact the ball rebounds to a height of 0.75 m. Calculate i) the speed of the ball immediately before impact ii) the speed of the ball immediately after impact iii) the change in momentum of the ball as a result of the impact
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Transcribed Image Text:b) The ball has a mass of 0.15 kg and is dropped from an initial height of 1.2 m. After
impact the ball rebounds to a height of 0.75 m.
Calculate
i) the speed of the ball immediately before impact
ii) the speed of the ball immediately after impact
iii) the change in momentum of the ball as a result of the impact
iv) the magnitude of the resultant average force acting on the ball during impact if it is in
contact with the floor for 0.10 s.
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