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AP EAMCET201724 Apr 2017Morning ShiftPhysicsElectrostaticsActual

Three concentric spherical metallic shells A, B and C of radii a =7 ~cm , ~b =17 ~cm and ' c ' (a < b < c) have surface charge densities ,- and respectively. If A and C are at the same potential, then the value of ' c ' is

Options

  1. A20 ~cm
  2. B10 ~cm
  3. C34 ~cm
  4. D24 ~cm

Correct answer

D. 24 ~cm

Step-by-step solution

No solution. Refer to answer key.

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