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The basic magnetization curve for a ferr...

The basic magnetization curve for a ferromagnetic material is shown in figure. Then, the value of relative permeability is highest for the point

A

`P`

B

`Q`

C

`R`

D

`S`

Text Solution

Verified by Experts

The correct Answer is:
B
`B=mu_(0)mu_(r)Himpliesmu_(r) prop B/H=` slope of `B-H` curve
According to the given graph, slope of the graph highest point `Q`.
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Knowledge Check

  • At Curie point, a ferromagnetic material transforms into:

    A
    Diamagnetic
    B
    Paramagnetic
    C
    Ferromagnetic
    D
    Antiferromagnetic

  • The relative magnetic permeability of ferromagnetic materials is of the order of

    A
    10
    B
    100
    C
    1000
    D
    10000

  • If the magnetising field on a ferromagnetic material is increased, its permeability is

    A
    decreased
    B
    increased
    C
    is unaffected
    D
    may be increased or decreased

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