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The figure illustrates how B, the flux d...

The figure illustrates how B, the flux density, inside a sample of ferromagnetic material varies with external magnetic field `B _(0).` For the sample to be suitable for making a permagnet magnet

A

OQ should be large, OR should be small

B

OQ and OR both should be large

C

OQ should be small and OR should be large

D

OQ and OQ both should be small

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-MAGNETISM AND MATTER -ASSIGNMENT (SECTION B)
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  9. The value of horizontal component of earth's magnetic field at a place...

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