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QUESTION
Charge Q is uniformly distributed in a sphere of radius R. (a) What fraction of the charge is contained within radius r = 0.410R?
Charge Q is uniformly distributed in a sphere of radius R. (a) What fraction of the charge is contained within radius r = 0.410R? (b) What is the ratio of the electric field magnitude at r = 0.410R to that on the surface of the sphere?
