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The acceleration of a baseball pitcher's hand as he delivers apitch is extreme. For a professional player, this accelerationphase lasts only 50 ms, during which

The acceleration of a baseball pitcher's hand as he delivers apitch is extreme. For a professional player, this accelerationphase lasts only 50 ms, during which the ball'sspeed increases from 0 toabout 90 mph, or 40 m/s.

What is the force of the pitcher's hand onthe 0.145 kg ball during this accelerationphase?

Express your answer with the appropriate units.

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