A small conducting spherical shell with inner radius a and outer radius b is con
ID: 2287338 • Letter: A
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