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to warm up for a match, a tennis player hits the 58.0 g ball vertically with her racket.

To warm up for a match, a tennis player hits the 56.0 g ball vertically with her racket.

If the ball is stationary just before it is hit and goes 5.40 m high, what impulse did she impart to it?

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asked by zack
Nov 24, 2017
(1/2) m v^2 = m g h
so
v = sqrt(2 g h)
impulse = m v = m sqrt(2 g h)
= 0.056 sqrt (29.815.40)

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posted by Damon
Nov 24, 2017

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