Charge Q is uniformly distributed in a sphere of radius R. (a) What fraction of the charge

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Charge Q is uniformly distributed in a sphere of radius R.

(a) What fraction of the charge is contained within radius r = R/2.00?

(b) What is the ratio of the electric field magnitude at r = R/2.00 to that on the surface of the sphere?

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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