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Magnetic moment of a bar magnet is equal...

Magnetic moment of a bar magnet is equal to a moment of a couple which is required to keep it

A

Parallel to a uniform magnetic field of unit induction

B

Perpendicular to a uniform magnetic field of unit induction

C

Parallel to a uniform magnetic field of any induction

D

Perpendicular to a unifrom field of any induction

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The correct Answer is:
B
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  11. The line joining the two poles of a magnet is called as

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  12. The distance between two poles of magnets is called as

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  18. A magnet is cut into two pieces perpendicular to its legth,then each p...

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