ch10 problem15

Physics: Principles with Applications

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Chapter 7, Problem 15 Question Problem (a) The impulse imparted to an object is equal to its change in momentum . Since the golf ball was at rest before the hit, the initial momentum was zero. Find the final momentum using the equation where is the mass of the golf ball, and its velocity. The change in momentum is the difference between the final and initial momenta.
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Unformatted text preview: Substitute 0.045 kg for , and for . Thus, the impulse imparted to the golf ball was . (b) Impulse is also the product of the average force , and the time interval for which the force acts. Re-arrange. Substitute for impulse, and for . Thus, the average force exerted on the ball by the golf club was . [2/4/2008 4:45:48 PM]...
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