Potential energy of a pair of a point charges
a. Doubling both charges changes the potential energy for a pair of a pint charges by a factor of?
b. Tripling the separation between charges changes the potential energy of a pair of a point charges by a factor of?
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a. Doubling both charges changes the potential energy for a pair of a pint charges by a factor of? b. Tripling the separation between charges changes the potential energy of a pair of a point charges by a factor of?
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