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A magnetic of magnetic moment M and pole...

A magnetic of magnetic moment M and pole strength m is divided in two equal parts, then magnetic moment of each part will be

A

2 M

B

M

C

M/2

D

Zero

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-MAGNETISM AND MATTER -ASSIGNMENT (SECTION A)
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  2. A long magnetic needle of length 2L, magnetic moment M and pole stre...

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  3. A magnetic of magnetic moment M and pole strength m is divided in two ...

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  4. A steel wire of length l has a magnetic moment M. It is bent into a se...

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  5. Points A and B are situated perpendicular to the axis of a 2cm long ba...

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  6. Figure shows two identical magnetic dipoles a and b of magnetic moment...

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  7. Two short magnets of equal dipole moments M are fastened perpendicular...

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  8. Two small bar magnets are placed in a line with like poles facing each...

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  9. A magnetic needle lying parallel to a magnetic field requires X units ...

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  10. Potential energy of a bar mangnet of magnetic moment M placed in a mag...

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  11. A magnetic dipole is placed at right angles to the direction of lines ...

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  12. Which of the following statements regarding magnetic lines of force is...

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  13. A thin magnetic needle oscillates in a horizontal plane with a period ...

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  14. The time period of a freely suspended magnet is 4 secs. If it is broke...

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  15. The magnetic moments of two bar magnets of same size are in the ratio ...

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  16. Magnetostatic screening or shielding can be created by

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  17. Planets producing larger magnetic field have larger

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  18. To shield an instrument from external magnetic field, it is placed ins...

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  19. A dip needle lies initially in the magnetic meridian when it shows...

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  20. If a dip needle is suspended at an angle 30° to the magnetic meridian,...

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