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The area of hysteresis loop of a magnet...

The area of hysteresis loop of a magnetic material A is larger than of another magnetic materialB. Which of the two materials is better suited for use as the core of an electromagnet?

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material B
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CHHAYA PUBLICATION-Magnetic Properties of Materials -EXERCISE (Very Short Answer Type Questions )
  1. What is the unit of intensity of magnetisation vec(M) ?

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

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

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

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

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

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

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

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

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  10. Name a non magnetic alloy of iron.

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

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

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

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

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

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  16. Where on the surface of the earth , the value of angle of dip is zero...

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  17. Where on the earth's surface , the value of angle of dip is 90^(@) ?

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  18. Horizontal component of earth's magnetic field exists at all regions ...

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  19. The vertical component of earth's magnetic field at a place is sqrt(3)...

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  20. The horizontal component of earth's magnetic field at a place is sqrt...

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