question archive An insulating sphere of radius a, centered at the origin, has a uniform volume charge density ?
An insulating sphere of radius a, centered at the origin, has a uniform volume charge density ?
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An insulating sphere of radius a, centered at the origin, has a uniform volume charge density ?.
Find the electric field E? (r? ) inside the sphere (for r< a) in terms of the position vector r? .
Express your answer in terms of r? , ? (Greek letter rho), and ?0
