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27 Nov 2019
After falling from rest from a height of 30 m, a 0.47 kg ball rebounds upward, reaching a height of 20 m. If the contact between ball and ground lasted 1.6 ms, what average force was exerted on the ball?
After falling from rest from a height of 30 m, a 0.47 kg ball rebounds upward, reaching a height of 20 m. If the contact between ball and ground lasted 1.6 ms, what average force was exerted on the ball?
Casey DurganLv2
16 Nov 2019