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April 25, 2015

Homework Help: physics

Posted by Ashley on Tuesday, May 1, 2012 at 8:38pm.

A charge of +2.4 10−9 C is placed at the
origin, and another charge of +4.2 10−9 C
is placed at x = 2.5 m.
Find the point (coordinate) between these
two charges where a charge of +3.1 10−9 C
should be placed so that the net electric
force on it is zero.

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