Railways R.R.C. (Hajipur) Solved Paper Held on 1st Shift 30-11-2014

  • question_answer
    A permanent magnet repels ?

    A) Ferromagnetic substances

    B) Diamagnetic substances

    C) Paramagnetic substances

    D) Both Diamagnetic and Paramagnetic substances

    Correct Answer: B

    Solution :

    If we were to place a piece of diamagnetic material over a permanent magnet, will repel the diamagnetic material.


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