Sunday
September 21, 2014

Homework Help: physics

Posted by anthony on Saturday, October 8, 2011 at 12:26am.

A proton moves from a location where V = 70 V to a spot where V = -31 V.
(a) What is the change in the proton's kinetic energy?
J

(b) If we replace the proton with an electron, what is the change in kinetic energy?

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