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1. Venus Williams hits a 125 mph (57.9 m/s) serve at Lindsay Davenport. Davenport rockets a 100 mph (46.3 m/s) forehand past Williams for a

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1. Venus Williams hits a 125 mph (57.9 m/s) serve at Lindsay Davenport. Davenport rockets a 100 mph (46.3 m/s) forehand past Williams for a clean winner. Assuming the ball has mass of 25 g and each impact lasts for 0.05 sec, calculate the average force exerted by Williams' racket during the serve and b. Davenport's racket during the return of serve. Agrier fel moni

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