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AMU Medical AMU Solved Paper-2011

  • question_answer
    Materials suitable for permanent magnets, must have which of the following properties?

    A)  High retentivity, low coercivity and high permeability

    B)  Low retentivity, low coercivity and low permeability

    C)  Low retentivity, high coercivity and low permeability

    D)  High retentivity, high coercivity and high permeability

    Correct Answer: A

    Solution :

                     Materials suitable for permanent magnet must have high retenrivity, tow coercivity and high permeability.


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