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A curve between magnetic moment and temp...

A curve between magnetic moment and temperature of magnet is

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
C
Magnetism of a magnet falls with rise of temperature an becomes practically zero above Curie temperature.
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A2Z-MAGNETISM AND MATTER-Section D - Chapter End Test
  1. Two identical short bar magnets, each having magnetic moment M, are pl...

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  2. The magnet field lines due to a bar magnet are correctly shown in

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  3. A curve between magnetic moment and temperature of magnet is

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  4. Which curve may best repreasent the current deflection in a tangent ga...

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  5. The variation of the intensity of magnetisation (I) with respect to th...

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  6. For ferromagnetic material, the relative permeability (mu(r)), versus ...

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  7. A magnet is suspended horizontal in the earth's magnetic field. When i...

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  8. The field due to a magnet at a distance R~ from the centre of the magn...

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  9. A long magnet is cut in two parts in such a way that the ratio of thei...

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  10. If the magnetic flux is expressed in weber, then magnetiv induction ca...

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  11. Magnetic intensity for an axial point due to a short bar magnet of mag...

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  12. A small rod of bismuth is suspended freely between the poles of a stro...

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  13. Magnetic moment of two bar magnets may be compared with the help of

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  14. At place, the magnitudes of the horizontal component and total intensi...

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  15. The angle of dip at a certain place is 30^(@). If the horizontal compo...

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  16. The horizontal component of the earth's magnetic field is 0.22 Gauss a...

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  17. Earth's magnetic field always has a horizontal component expert at or ...

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  18. The magnet of a vibration magnetometer is heated so as to reduce its m...

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  19. A magnet is suspended in such a way that it oscillates in the horizont...

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  20. The plane of dip circle is set in the geographic meridian and the appa...

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