February 21, 2017

Homework Help: physics

Posted by Anonymous on Wednesday, March 30, 2011 at 9:54pm.

Four identical metallic objects carry the following charges: +7.8 µC, +4.2 µC, -2.2 µC, and -4.4 µC. The objects are brought simultaneously into contact, so that each touches the others. Then they are separated.

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