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Choose the incorrect statement....

Choose the incorrect statement.

A

Nickle possesses property of induced magnetism.

B

Magnetic monopole does not exist.

C

Two magnetic poles separated by a small finite distance obey Coulomb's law of magnetic force.

D

In a bar magnet, attraction is maximum at centre,

Text Solution

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The correct Answer is:
D
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TARGET PUBLICATION-MAGNETISM-MCQs
  1. The ratio of magnetic fields due to a bar magnet at the two axial poin...

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  2. Which magnetic field is closer to that of a bar

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  3. A circular loop and a square loop are formed from the same wire and th...

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  4. A charge Q is spread uniformly over an insulated ring of radius R.What...

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  5. At neutral point, the horizontal component of the magnetic field due t...

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  6. Assertion: If a compass needle be kept at magnetic north pole of the e...

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  7. A bar magnet is hung by a thin cotton thread in a uniform horizontal m...

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  8. A circular coil of diameter 10 cm is placed in a magnetic field of ind...

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  9. Assertion: The magnetic poles of earth do not coincide with the geogra...

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  10. The magnetic compass is not useful for navigation near the magnetic po...

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  11. A short bar magnet with its north pole facing north forms a neutral po...

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  12. The angle of dip at a place is delta. If the dip is measured in a plan...

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  13. A bar magnet is 10 cm long is kept with its north (N) pole pointing no...

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  14. The valence electron in the lithium atom is moving with a speed of 1.8...

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  15. Two short magnets with pole strengths of 100 ab ampere-cm and 64 ab am...

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  16. When magnetised, length of an iron bar

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  17. A bar magnet is placed with its north pole towards geographic north. T...

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  18. Choose the incorrect statement.

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  19. A ship is sailing due west according to Mariner's compass. If the decl...

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  20. The earth's magnetic field at the equator is approximately 0*4G, Estim...

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