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JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Electric Conduction Ohms and Resistance

  • question_answer
    The conductivity of a superconductor is [Similar to KCET 1993; MP PMT/PET 1998]

    A)                    Infinite

    B)                                      Very large

    C)                    Very small                     

    D)            Zero

    Correct Answer: A

    Solution :

                 A particular temperature, the resistance of a superconductor is zero Þ \[G=\frac{1}{R}=\frac{1}{0}=\infty \]


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