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Three concentric spherical metallic shells A, B and C of radii a, b and c (a < b < c) have charge densities of σ, – σ and σ respectively, then answer the following questions: Column 1 Column 2 Column 3(Point under consideration)(Electric field)(Electric potential)(i)At the surface of A(i)0(P)σ∈0(a2c−b2c+c)(ii)At the surface of B(ii)σ∈0(Q)σ∈0(a2b−b+c)(iii)At the surface of C(iii)−σ∈0(R)σ∈0(a−b+c)(iv)At the centre of spheres(iv)2σ∈0(S)σ∈0(a−b−c) Which of the following combination is correct for B ? |
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Answer» Three concentric spherical metallic shells A, B and C of radii a, b and c (a < b < c) have charge densities of σ, – σ and σ respectively, then answer the following questions: Column 1 Column 2 Column 3(Point under consideration)(Electric field)(Electric potential)(i)At the surface of A(i)0(P)σ∈0(a2c−b2c+c)(ii)At the surface of B(ii)σ∈0(Q)σ∈0(a2b−b+c)(iii)At the surface of C(iii)−σ∈0(R)σ∈0(a−b+c)(iv)At the centre of spheres(iv)2σ∈0(S)σ∈0(a−b−c) Which of the following combination is correct for B ? |
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