Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 20 - Electric Field and Potential > Three concentric spherical shells have radii a, b and c(a b c) and have surface charge densities +σ,−σ,+σ respectively. If VA​,VB​ and VC​ denote the potentials of three shells, then for c=a+b, we have

Three concentric spherical shells have radii a, b and c(a b c) and have surface charge densities +σ,−σ,+σ respectively. If VA​,VB​ and VC​ denote the potentials of three shells, then for c=a+b, we have

+σ respectively. If VA​ −σ b and c(a b c) and have surface charge densities +σ then for c=a+b Three concentric spherical shells have radii a VB​ and VC​ denote the potentials of three shells we have