Question: A solid, insulating sphere of diameter 4.0 cm carries a uniform charge of +20.0 nC. (a) Calculate the magnitude of the electric field at

A solid, insulating sphere of diameter 4.0 cm carries a uniform charge

A solid, insulating sphere of diameter 4.0 cm carries a uniform charge of +20.0 nC. (a) Calculate the magnitude of the electric field at the surface. (b) Calculate the magnitude of the electric field at a point 1.0 cm from the center of the sphere. (c) Calculate the magnitude of the electric field at a point 2.0 cm outside the surface of the sphere.

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