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What are the ferromagnetic Substances ?...

What are the ferromagnetic Substances ?

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### Step-by-Step Solution: 1. **Definition of Ferromagnetic Substances**: Ferromagnetic substances are materials that exhibit a strong attraction to magnetic fields. This means that when placed in a magnetic field, they will be strongly attracted towards the source of the magnetic field. 2. **Permanently Magnetized**: These substances can become permanently magnetized. This characteristic means that once they are magnetized, they will retain their magnetic properties even after the external magnetic field is removed. ...
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Knowledge Check

  • Assertion:Iron, cobalt, nickel and CrO_2 are called ferromagnetic substances . Reason:Ferromagnetic substances are weakly attracted by magnetic field

    A
    If both assertion and reason are true and reason is the correct explanation of assertion
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false
    D
    If both assertion and reason are false
  • Which of following property shows the property of ferromagnetic substances?

    A
    The ferromagnetic property depends, on temperature.
    B
    The ferromagnetic property does not depend on temperature.
    C
    At high enough temperature ferromagnet becomes a diamagnet.
    D
    At low temperature ferromagnet becomes a paramagnet.
  • Mark the correct set of ferromagnetic substances

    A
    iron, cobalt and nickel
    B
    iron, copper and lead
    C
    silicon, bismuth and nickel
    D
    aluminum, sodium and copper.
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    STATEMENT-1 : Ferromagnetic substances are forced in strong part of the magnet field , and STATEMENT-2 : When a ferromagnetic substance is placed in magnetic field , dipole moment is induced parallel to the applied field.

    Which of the following arrangements shows the schematic alignment of magnetic moments of anti - ferromagnetic substance?

    Define paramagnetic and ferromagnetic substances ? Account for the paramagnetic character of transition metal compounds. How does the paramagnetic character of the divalent ions of first transition metal series vary from Ti (Z = 22) to Cu (Z=29) ?

    Assertion: The ferromagnetic substance do not obey Curie's law. Reason: At Curie point a ferromagnetic substance start behaving as a paramagnetic subsrance.

    Which of the following arrangements shows schematic alignment of magnetic moments of anti-ferromagnetic substances?