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What is the magnetic moment associated w...

What is the magnetic moment associated with a solenoid ?

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Magnetic dipole moment in a solinoid m = RNA
Where 'N' is the number of turns in the loop, 'I' the current and A the are vector.
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A short bar magnet placed with its axis at 30^@ with an extemal field of 800 G experiences a tunque of 0.016 Nm, (a) What is the magnetic moment of the magnet? (b) What is the work done in moving it from its most stable to most unstable position? (c) The bar magnet is replaced by a solenoid of cros B-sectional area 2 xx 10^(-4) m^(2) and 1000 tums, but of the same magnetic moment. Determine the current flowing through the solenoid.

VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-MAGNETISM AND MATTER-Very Short Answer Questions
  1. A magnetic dipole placed in a magnetic field experiences a net force. ...

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  2. What happens to compass needles at the Earth's poles ?

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  3. What do you understand by the 'magnetization' of a sample ?

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  4. What is the magnetic moment associated with a solenoid ?

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  5. What are the units of magnetic moment, magnetic induction and magnetic...

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  6. Magnetic lines form continuous closed loop. Why ?

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  7. Define magnetic declination.

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  8. Define magnetic inclination or angle of dip.

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  9. Classify the following materials with regard to magnetism : Maganese, ...

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  10. A magnetic dipole placed in a magnetic field experiences a net force. ...

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  11. Do you find two magnetic field lines intersecting ? Why ?

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  12. What happens to compass needles at the Earth's poles ?

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  13. What do you understand by the 'magnetization' of a sample ?

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  14. What is the magnetic moment associated with a solenoid ?

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  15. What are the units of magnetic moment, magnetic induction and magnetic...

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  16. Magnetic lines form continuous closed loop. Why ?

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  17. Define magnetic declination.

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  18. Define magnetic inclination or angle of dip.

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  19. Classify the following materials with regard to magnetism : Maganese, ...

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  20. A closely wound solenoid of 800 turns and area of cross section 2.5 xx...

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