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Question: A rock is tossed straight up with a velocity of 20 m/s When it returns, it falls into a hole 10m deep.
Part I: What is the rock's velocity as it hits the bottom of the hole?
I need help to find the rock's velocity as it hits the bottom of the hole.
A ball fastened to one end of a 28 cm string and the other end is held fixed to a support. The ball whirls in a horizontal circle. Find the speed of the ball in its circular path
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A softball of mass 0.220 kilogram that is moving with a speed of 4.0 m/s (in the positive direction) collides head-on and elastically with another ball initially at rest. Evaluate the mass of the target ball
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