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A compass needle which is allowed to mov...

A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It

A

Will stay in north-south direction only

B

Will stay in east-west direction only

C

Will become rigid showing no movement

D

Will stary in any position

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-MAGNETISM AND MATTER -ASSIGNMENT (SECTION C)
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  2. A bar magnet of length L and magnetic dipole moment m is bent in the f...

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

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

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

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

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

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

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

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  10. The magnetic moment of a diamagnetic substance is

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

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

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

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

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  15. Curie temperature is the temperature above which

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

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  17. Above Curie temperature:-

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  18. If the magnetic dipole moment of an atom of diamagnetic material, para...

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

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  20. A bar magnet of magnetic moment M, is placed in a magnetic field of in...

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