A small conducting spherical shell with inner radius a and outer radius b is con

Question

A small conducting spherical shell with inner radius a and outer radius b is concentric with a larger conducting spherical shell with inner radius c and outer radius d (Figure 1) . The inner shell has total charge +2q, and the outer shell has charge ?2q.

a)Calculate the magnitude of the electric field for a<r<b.

Express your answer in terms of the given quantities, and appropriate constants.

b)Calculate the magnitude of the electric field for b<r<c.

Express your answer in terms of the given quantities, and appropriate constants.

Explanation / Answer

1) E1 = 0

2) E2 = k. 2q /r2

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