A hollow metal sphere has inner radius aa and outer radius b. The hollow sphere has charge +2Q. A point charge +Q sits at the center of the hollow sphere.
A. Determine the magnitude of the electric field in the region r≤a. Give your answer as a multiple of Q/ε0.
B. Determine the magnitude of the electric field in the region a
C. Determine the magnitude of the electric field in the region r≥b. Give your answer as a multiple of Q/ε0.
D. How much charge is on the inside surface of the hollow sphere? Give your answer as a multiple of Q.
E. How much charge is on the exterior surface? Give your answer as a multiple of Q.
