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The magnetic dipole moment of a bar magn...

The magnetic dipole moment of a bar magnet each of pole stregth m is given by

A

ml/4

B

m 2l

C

ml

D

ml/2

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The correct Answer is:
B
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NIKITA PUBLICATION-MAGNETISM -MCQs
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  2. The systerm of two fictitious poles separated by certain distance is c...

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  3. The magnetic dipole moment of a bar magnet each of pole stregth m is g...

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  4. If a circular coil area A,number of turns n carries a current I then i...

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  5. SI unit of magnetic pole strength is

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  6. The S.I unit of magnetic dipole moment is

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  7. The line joining the two poles of a magnet is called as

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

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  9. The perpendicular drawn to magnetic axis and passing through centre of...

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  10. The ability of interaction of the either pole of the dipole is

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  11. The product of the magnitude of the pole stregth and the magnetic leng...

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  12. A device cosisting of two fictitious poles separated by a finite dista...

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  13. Magnetic dipole moment is a vector directed from

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

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  15. When a magnet is cut into two pieces along its length,then each piece ...

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  16. A short bar magnet has a magnetic moment of 10 Am^(2).If its length is...

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  17. A bar magnet of magnetic moment M is cut into two parts of equal lengt...

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  18. Two identical thin bar magnets, each of length L and pole strength m a...

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  19. A large magnet is broken into two pieces,so that their length are in t...

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  20. A thin rod of length L is magnetised and has magnetic moment M.The rod...

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