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At magnetic poles the angle of dip is...

At magnetic poles the angle of dip is

A

`45^(@)`

B

`30^(@)`

C

`0^(@)`

D

`90^(@)`

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FULL MARKS-MAGNETISM AND MAGNETIC EFFECTS OF ELECTRIC CURRENT -ADDITIONAL QUESTIONS SOLVED
  1. The angle of dip at the magnetic equator is

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  2. At a certain place the horizontl component of earth's magnetic field i...

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  3. At magnetic poles the angle of dip is

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  4. The horizontal component of earth's magnetic field at a place is 3.6 x...

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

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  6. A magnetic needle suspended by a silk thread is vibrating in the earth...

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  7. Demagnetisation of a magnet can be done by

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  8. All the magnetic materials lose their magnetic properties when

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  9. The relative permeability of a paramagnetic material is

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  10. The relative permeability of a diamagnetic material is

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  11. Which of the following is most suitable for the core of an electromagn...

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  12. Soft iron is used in many parts of electrical machines for

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  13. When a diamagnetic substance is brough near the north or the south pol...

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  14. At Curie point, a ferromagnetic material becomes

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  15. Magnetic permeability is maximum for

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  16. The material of a permanent magnet has

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  17. Which one of the following is not made of soft iron ?

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  18. A dip circle is at right angles to the magnetic meridian. The apparent...

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  19. A magnetic needle is placed in a uniform magnetic field. It experienec...

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  20. Relative permeability of iron is 5500. Its magnetic susceptibility is

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