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JEE Main & Advanced Physics Electro Magnetic Induction Question Bank Motional EMI

  • question_answer
    When a wire loop is rotated in a magnetic field, the direction of induced e.m.f. changes once in each [MP PMT 1991, 04]

    A)            \[\frac{1}{4}\] revolution

    B)            \[\frac{1}{2}\] revolution

    C)            1 revolution                          

    D)            2 revolution

    Correct Answer: B

    Solution :

               This is the case of periodic EMI 


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