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May 5, 2015

Homework Help: Physics

Posted by Mary on Sunday, September 2, 2007 at 10:17am.

A charge of +2q is fixed to one corner of a square, while a charge of -3q is fixed to the diagonally opposite corner. Expressed in terms of q, what charge should be fixed to the center of the square, so the potential is zero at each of the two empty corners?

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