Saturday
December 20, 2014

Homework Help: Physics

Posted by Jeremiah on Sunday, March 25, 2012 at 5:37pm.

A rifle with a mass of 1.2 kg fires a bullet with a mass of 6.0 (0.006kg). The bullet moves with a muzzle velocity of 600 m/s after the rifle is fired.
a. What is the momentum of the bullet after the rifle is fired?
b. If external forces acting on the rifle can be ignored, what is the recoil velocity of the rifle?

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