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Ferrimagnetism is in...

Ferrimagnetism is in

A

`uarr uarr uarr uarr uarr`

B

`uarr darruarr darr`

C

`uarr uarr uarr darr darr`

D

`uarr uarr darr darr uarr uarr uarr darr darr darr`

Text Solution

Verified by Experts

The correct Answer is:
C
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Explain the following terms with suitable examples: (i) Ferrimagnetism (ii) Intrinsic conduction of solids (iii) Ferromagnetism.

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Knowledge Check

  • Ferrimagnetic is converted into ferromagnetic at :

    A
    `300K`
    B
    `400K`
    C
    `600K`
    D
    `850K`

  • Assertion:Substances like Fe_3O_4 and MgFe_2O_4 lose ferrimagnetism on heating and become paramagnetic Reason : Magnetic moments of the domains in these substances are aligned in parallel and antiparallel directions in unequal numbers.

    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

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    Explore conceptually related problems

    Ferrimagnetic substances lose ferrimagnetism on heating and become ______________

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    Explain the following properties with suitable examples: (i) ferromagnetism (ii) paramagnetism (iii) ferrimagnetism.

    (a) Define ferromagnetism and ferrimagnetism. (b) Differentiate between metals, insulators and semiconductors on the basis of band theory .

    Explain the following with suitable examples : (i) ferromagnetism (ii) paramagnetism (iii) ferrimagnetism (iv) antiferromagnetism (v) 12-16 and 13-15 group compounds.

    Example the following with suitable examples: a. Ferromagnetism b. Paramagnetism c. Ferrimagnetism d. Antiferromagnetism e. 12 - 46 and 13 - 15 group compounds

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