A metal sphere with radius ra is supported on an insulating stand at the center of a hollow, metal, spherical shell with radius rb. There is charge +q on the inner sphere and charge
Explanation / Answer
A metal sphere with radius r is supported on an insulating stand at the center of a hollow, metal, spherical shell with radius r'. There is a charge of +q on the inner sphere and a charge os -q on the outer spherical shell. Calculate potential V(r") for r"