A charged paint is spread in a very thin uniform layer over the surface of a pla

Question

A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diameter 11.0cm , giving it a charge of -14.0?C .

Part A

Find the electric field just inside the paint layer.

Express your answer using three significant figures.

Part B

Find the electric field just outside the paint layer.

Express your answer using three significant figures.

Part C

Find the electric field 6.50cm outside the surface of the paint layer.

Express your answer using three significant figures.

Explanation / Answer

Part A

Gauss's law may be expressed as

                   ? E

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