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October 25, 2014

Homework Help: physics

Posted by Jonathan on Thursday, November 10, 2011 at 7:22pm.

A 9.90-g bullet has a speed of 1.33 km/s.
(a) What is its kinetic energy in joules?
(b) What is the bullet's kinetic energy if its speed is halved?
(c) What is the bullet's kinetic energy if its speed is doubled?

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