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May 25, 2015

Homework Help: Physics..help please

Posted by jake on Wednesday, October 6, 2010 at 3:58pm.

A rifle with a weight of 35 N fires a 4.0 g bullet with a speed of 250 m/s.

(a) Find the recoil speed of the rifle.

___m/s

(b) If a 700 N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle.

___m/s

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