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12th Class Physics Magnetic Effects of Current / करंट का चुंबकीय प्रभाव Question Bank MCQs - Magnetism and Matter

  • question_answer
    A ferromagnetic substance is heated above its curie temperature. Which of the following statements is correct?

    A) Ferromagnetic domains get perfectly arranged.

    B) Ferromagnetic domains get randomly arranged.

    C) Ferromagnetic domains are not at all influenced.

    D) Ferromagnetic material transforms into diamagnetic substance.

    Correct Answer: B

    Solution :

    Option (b) is correct. Explanation: On heating above Curie temperature. Ferromagnetic domains get randomly arranged and it transforms into paramagnetic substance.


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