Three concentric metallic spherical shells `A,B` and `C` of radii `a,b`and `c(a lt blt c)` have surface charge densities `-sigma ,+sigma `and -sigma `respectively ,the potential of shell `A` is

Three concentric metallic spherical shells A,B and C of radii a,b and c(a lt blt c) have surface charge densities +sigma ,-sigma and +sigma respectively ,the potential of shell B is

Three concentric metallic spherical shell A,B and C or radii a,b and c (a lt b lt c) have surface charge densities -sigma, + sigma and -sigma . Respectively. The potential of shel A is :

Three concentric metallic spherical shell A,B and C or radiin a, b and C (a lt bgt C) have surface charge densities - singama, + sigma , and - aigba respectively . The potential of shell A is :

Three concentric spherical metallic spheres A,B and C of radii a , b and c(a lt b lt c) have surface charge densities sigma , -sigma and sigma respectively.

Three concentric spherical metallic spheres A,B and C of radii a , b and c(a lt b lt c) have surface charge densities sigma , -sigma and sigma respectively.

Three concentric spherical metallic shells A,B and C of radii a,b and c ( a lt b lt c) have surface charge densities sigma, - sigma and sigma respectively. If the potential of shell B is V_(B) = (sigma)/(in_(0)) ((a^(n))/(b) - b+c) and the potential of shell C is V_(C) = (sigma)/(in_(0)) ((a^(n))/(c) - (b^(n))/(c)+c) then n is .

Three concentric spherical metallic shells A,B and C of radii a,b and c ( a lt b lt c) have surface charge densities sigma, - sigma and sigma respectively. If the potenital of sheel B is V_(B) = (sigma)/(in_(0)) ((a^(n))/(b) - b+c) and the potential of shell C is V_(C) = (sigma)/(in_(0)) ((a^(n))/(c) - (b^(n))/(c)+c) then n is .

Three concentric metal shells A, B, and C of respective radii a,b and c (a lt b lt c) have surface charge densities +sigma, -sigma and +sigma respectively. The potential of shell B is

Three concentric spherical metallic shells A, B and C of radii a, b and c (a lt b ltc) have surface charge densities sigma , -sigma and sigma respectively. (i) Find the potential of the three shells A, B and C. (ii) If the shells A and C are at the same potential, obtain the relation between the radii a, b and c.