JEE Main & Advanced Physics Magnetic Effects of Current / करंट का चुंबकीय प्रभाव Question Bank Force and Torque on a Current Carrying Conductor

  • question_answer
    A current carrying small loop behaves like a small magnet. If A be its area and M its magnetic moment, the current in the loop will be  [MP PMT/PET 1998; RPET 2001; MP PMT 2003]

    A)            \[M/A\]                                 

    B)            \[A/M\]

    C)            MA

    D)            \[{{A}^{2}}M\]

    Correct Answer: A

    Solution :

               \[M=iA\Rightarrow i=M/A\]


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