Three concentric spherical metallic shells A, B and C of radii a, b and c (a < b < c) have surface charge densities σ, – σ and σ respectively. If the shells A and C are at same potential, then the correct relation between a, b and c is –
Text Solution
Verified by ExpertsThe correct answer is:
D
Potential of shell A is,
Potential of shell C is,
As 
or 
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