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October 26, 2014

Homework Help: Physics !!!!! HELP PLEASE

Posted by Joeline on Wednesday, May 22, 2013 at 10:06pm.

A hand gun fires a 12.0 g bullet at a speed of 400 m/s.
What is its kinetic energy?
At what speed must a motorcycle of mass 173 kg move to have the same kinetic energy as the bullet? Express your answer in km/h.

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