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Two small plastic spheres are given positive electrical charges. When they are 15.0 cm apart, the repulsive force between them has a magnitude of 0.220 N. What is the charge on each sphere a) if the two charges are equal and b) if one sphere has four times the charge of the other?

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

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