Saturday
October 25, 2014

Homework Help: electric potential

Posted by Jeff on Wednesday, February 24, 2010 at 8:13pm.

Given a square of side length a = 6 cm. We place a charged particle at each corner, three of them carry +7 nC of charge and one carries the same amount of negative charge. What is the electric potential at the center of the square? Choose V = 0 V for a position very far from the square.

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