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Railways Sample Paper RRB (Group D) Sample Test Paper-9

  • question_answer
    Magnets attract magnetic substances are iron, nickel, cobalt etc. They can also repel

    A)  Paramagnetic substances

    B)  Ferromagnetic substances

    C)  Diamagnetic substances

    D)  Non-magnetic substances

    Correct Answer: C

    Solution :

    [c] Magnets can repel diamagnetic substances.


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