Wednesday
April 16, 2014

Homework Help: Physics

Posted by Youssef on Sunday, February 10, 2013 at 8:38pm.

A positive and a negative charge are separated a distance r. What can we say about the electric potential energy of this two-particle system, according to our normal definitions of potential energy and work? Select the best answer.

a. It is positive
b. It is negative
c. It is zero
d. It is equal to the work done by the force
e. It is inverse to the work done by the force.

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