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Which magnetic have negative susceptibil...

Which magnetic have negative susceptibility?

A

Paramagnetic and ferromagnetic materials

B

Diamagnetic material only

C

Paramagnetic material only

D

Ferromagneic material only

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-MAGNETISM AND MATTER -ASSIGNMENT (SECTION C)
  1. If theta(1) and theta(2) be the apparent angles of dip observed in two...

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

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  3. Which magnetic have negative susceptibility?

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  4. Following figures show the arrangement of bar magnets in different con...

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  5. A bar magnet of length L and magnetic dipole moment m is bent in the f...

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  6. A compass needle which is allowed to move in a horizontal plane is tak...

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  7. A magnetic needle suspended parallel to a magnetic field requiressqrt3...

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  8. There are four light weight rod samples A,B,C and D separately suspen...

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  9. A short bar magnet of magnet moment 0.4 JT^(-1) is placed in a uniform...

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  10. Electromagnets are made of soft iron because soft iron has

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  11. A vibration magnetometer placed in magnetic meridian has a small bar m...

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  12. A closely wound solenoid of 2000 turns and area of cross-section 1.5xx...

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  13. The magnetic moment of a diamagnetic substance is

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  14. Two identical bar magnets are fixed with their centres at a distance d...

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  15. Charge q is uniformly spread on thin ring of radius R. The ring rotate...

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  16. A bar magnet having a magnetic moment of 2xx10^(4) JT^(-1) is free to ...

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  17. If a diamagnetic substance is brought near the North or the South pol...

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  18. Curie temperature is the temperature above which

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  19. Nickel shows ferromagnetic property at room temperature. If the temper...

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  20. Above Curie temperature:-

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