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A 0.950 kg hammer is moving horizontally at 9.50 m/s when it strikes a nail and...

A 0.950 kg hammer is moving horizontally at 9.50 m/s when it strikes a nail and comes to rest after driving it 1.00 cm into a board. (a) Calculate the duration of the impact. s (b) What was the average force exerted on the nail? N

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