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JEE Main & Advanced Physics Electrostatics & Capacitance Question Bank Capacitance

  • question_answer
    Two identical charged spherical drops each of capacitance C merge to form a single drop. The resultant capacitance is [AFMC 1993]

    A)                    Equal to \[2C\]             

    B)                    Greater than \[2C\]

    C)                    Less than \[2C\] but greater than C

    D)                    Less than C

    Correct Answer: C

    Solution :

               \[C'={{n}^{1/3}}C\] Þ \[C'={{2}^{1/3}}C\] Þ 2C < C' > C


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