Punjab Medical Punjab - MET Solved Paper-2004

  • question_answer
    If a copper ring is moved quickly towards south pole of a powerful stationary bar magnet, then:

    A)  current flows through the copper ring

    B)  voltage in the magnet increases

    C)  current flows in the magnet

    D)  copper ring will get magnetized

    Correct Answer: A

    Solution :

    When a copper ring is moved in a magnetic    field, an induced electro-motive force is produced due to change of flux. Hence, the current flows through the copper ring.


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