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What are ferromagnetic substances ?...

What are ferromagnetic substances ?

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Ferromagnetic substances are those substances which show a stronger tendency to move from a weaker magnetic region toward a stronger magnetic field region than paramagnetic substances.
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Knowledge Check

  • The susceptibility of a ferromagnetic substance is

    A
    `gt 1`
    B
    Zero
    C
    `gt gt 1`
    D
    `lt 1`
  • When a pieace of a ferromagnetic substance is put a uniform magnetic field the flux density inside it is the magnetic permeability of the material is

    A
    1
    B
    2
    C
    3
    D
    4
  • Similar Questions

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    Unlike paramagenetic substance, ferromagnetic substances show ………. even if the external magnetic field is removed.

    Distinguish between paramagnetic and ferromagnetic substances.

    Give the range of magnetic permeability for a ferromagnetic substance .

    Curie point is the temperature at which a ferromagnetic substance becomes :

    A domain in a ferromagnetic substance is in the form of a cube of volume 10^(-18)m^(3). Calculate the number of atoms present in the given volume and a hypothetical dipole moment and magnetisation of the domain ( given density of the substance 7.9xx 10^(3) "kgm"^(-3) molecular mass 55g / mole and dipole moment of each atom is 9.2 xx 10^(-24) "Am"^(2)) .

    State Curie - Weiss law for a ferromagnetic substance.