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A magnetic pole of pole strength 9.2Am. ...

A magnetic pole of pole strength `9.2Am`. Is placed in a field induction `50xx10^(-6)` tesla. The force expericenced by the pole is

A

46 N

B

`46xx10^(-4)N`

C

`4.6xx10^(-4)N`

D

460N

Text Solution

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The correct Answer is:
C

F = mB
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NARAYNA-MAGNETISM AND MATTER-EXERCISE - 1 (C.W)
  1. Three magnets of same length but moments M,2M and 3M are arranged in t...

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  2. A "bar" magnet of moment M is cut into two identical pieces along the ...

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  3. A magnetic pole of pole strength 9.2Am. Is placed in a field induction...

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  4. The magnetic induction at distance of 0.1m from a strong magnetic pole...

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  5. If area vector bar(A)=3bari+2barj+5bark m^(2) flux density vector bar(...

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  6. P and Q are two unlike magnetic poles. Induction due to 'P' at the loc...

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  7. Two north poles each of pole strength m and a south pole of pole stren...

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  8. The pole strength of a horse shoe magnet is 90Am and distance between ...

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  9. The force acting on each pole of a magnet when placed in a uniform mag...

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  10. An iron specimen has relative permeability of 600 when placed in unifo...

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  11. A magnetic needle of pole strength 'm' is privoted at its centre. Its ...

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  12. Two identical "bar" magnets are jouned to form a cross. If this conbin...

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  13. A "bar" magnet of length 16 cm has a pole strength of 500 milli amp.m....

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  14. A "bar" magnet is at right angles to a uniform magnetic field. The cou...

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  15. A "bar" magnet of moment bar(M)=hat(i)+hat(j) is placed in a magnetic ...

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  16. A "bar" magnet of magnetic moment 1.5J//T is aligned with the directio...

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  17. The work done in turning a magnet of magnetic moment 'M' by an angle o...

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  18. A "bar" magnet of moment 4Am^(2) is placed in a nonuniform magnetic fi...

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  19. A magnet of length 10 cm and pole strength 4xx10^(-4)Am is placed in a...

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  20. A bar magnet of magnetic moment 2Am^(2) is free to rotate about a vert...

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