ch09-p029 - 29. We choose the positive direction in the...

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29. We choose the positive direction in the direction of rebound so that G v f > 0 and G v i < 0. Since they have the same speed v , we write this as G vv f = and G i =− . Therefore, the change in momentum for each bullet of mass m is ΔΔ G pmv m v == 2 . Consequently,
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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