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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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    add the charges, then divide by 4. That will be the charge on each object.

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    Did you forget to ask a question?

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