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      Question

      A spherical conductor of radius R is surrounded by a

      concentric spherical shell of radius 2R. The capacitance of this system is:
      A 4πΡρ R Correct Answer Incorrect Answer
      B σπΡρ R Correct Answer Incorrect Answer
      C 2πΡρ R Correct Answer Incorrect Answer
      D 8πΡρ R Correct Answer Incorrect Answer

      Solution

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