The volume charge density inside a solid sphere of radius a is r = r0r/a, where r0 is a
Chapter 21, Problem 67(choose chapter or problem)
The volume charge density inside a solid sphere of radius a is r = r0r/a, where r0 is a constant. Find (a) the total charge and (b) the electric field strength within the sphere, as a function of distance r from the center.
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