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Magnetism and M...

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  • Question 1
    4 / -1

    The susceptibility of a magnetism at 300 K is 1.2 × 10-5. The temperature at which the susceptibility increases to 1.8 × 10-5 is

  • Question 2
    4 / -1

    A susceptibility of a certain magnetic material is 400 . What is the class of the magnetic material ?

  • Question 3
    4 / -1

    The magnetic susceptibility is negative for

  • Question 4
    4 / -1

    The magnetic susceptibility of a paramagnetic substance at –73° C is 0.0060, then its value at –173° C will be

  • Question 5
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    On applying an external magnetic field, to a ferromagnetic substance domains

  • Question 6
    4 / -1

    A superconducting material is

  • Question 7
    4 / -1

    Which of the following is represented by the area enclosed by a hysteresis loop ( B–H curve ) ?

  • Question 8
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    Nickel shows ferromagnetic property at room temperature. If the temperature is increased beyond Curie temperature, then it will show

  • Question 9
    4 / -1

    The magnetic susceptibility of paramagnetic materials is

  • Question 10
    4 / -1

    If a magnetic substance is kept in a magnetic field then which of the following substances is thrown out?

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