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Pole -strengths of two magnetic poles ar...

Pole -strengths of two magnetic poles are 1 A .m and 2 A. m.if thye are keep 1m apart in air then what is the magnitude of the force acting between them?

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The correct Answer is:
`2xx10^(-7)N`
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CHHAYA PUBLICATION-Magnetic Properties of Materials -EXERCISE (Very Short Answer Type Questions )
  1. magnetic moment of a small bar magnet is 1A.m^(2) What will be the ma...

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  2. If the magnetic moment of a bar magnet of length 5 cm be 1A.m^(2) , ...

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  3. Pole -strengths of two magnetic poles are 1 A .m and 2 A. m.if thye ar...

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  4. A short bar magnet , placed with its axis at an angle theta With a...

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  5. What is the unit of magnetic susceptibility?

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  6. What is the unit of intensity of magnetisation vec(M) ?

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  7. If the relative magnetic permeability of a material be 1.00004, what b...

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  8. If the magnetic intensity at a point in a material is 100A.m^(-1) an...

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  9. The ratio of the magnetic field vec(B) at a point in a material to ...

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  10. Magnetic moment per unit volume of a material due to unit magnetic ……....

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  11. If the magnetic susceptibility of a material is -0.0002, what is its ...

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  12. The area of hysteresis loop of a magnetic material A is larger than ...

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  13. Relative permeability of iron is 5500. what is its magnetic suscept...

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  14. Curie temperature of nickel is 360^(@)C In which group of magnetic ...

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  15. Name a non magnetic alloy of iron.

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  16. Name a material which is used as the core of an electromagnet.

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  17. For which type of material the magnetic susceptibility is negative ?

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  18. For which type of material, the magnetic susceptibility is independent...

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  19. How dose the magnetic susceptibility per unit mass (x) of a paramagne...

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  20. If the intensity of geomagnetic field at a place be 60A.m^(-1) and ...

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