What is the electric Potential Energy of a system composed of + 3 C and - 1 C separated by a distance of 0.5 m?
PE = + 1.8 x 10 -2 J |
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PE = - 2.7 x 10 -2 J |
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PE = + 3.6 x 10 -2 J |
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PE = - 5.4 x 10 -2 J |
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