Solution: A charged paint is spread in a very thin uniform
Chapter 22, Problem 22.9(choose chapter or problem)
A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diameter 12.0 cm, giving it a charge of -49.0 mC. Find the electric field (a) just inside the paint layer; (b) just outside the paint layer; (c) 5.00 cm outside the surface of the paint layer.
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