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Define magnetic length (2l) for a magnet...

Define magnetic length (2l) for a magnetic dipole ?

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CHETANA PUBLICATION-MAGNETISM-EXERCISE
  1. What is a Bar Magnet?

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  2. What are magnetic poles?

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  3. Define magnetic length (2l) for a magnetic dipole ?

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  4. Define pole strength qm) for a magnetic dipole?

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  5. State SI unit and dimension of pole strength?

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  6. Write the relation between Magnetic length (2l) and Geometric length?

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  7. Define magnetic dipole moment (m) and state its SI unit and dimension?

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  8. What happens if a bar magnet is cut into two pieces transverse to its ...

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  9. . A short bar magnet has a magnetic moment of 2A -m^2. If its magnetic...

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  10. A bar magnet of geometric length 18 cm has pole strength 100 A-m. Find...

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  11. Define magnetic axis and magnetic equator with respect to bar magnet?

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  12. Derive an expression for magnetic field at an arbitrary point (r) due ...

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  13. Draw neat labelled diagrams to show magnetic field due to a bar magnet...

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  14. Draw neat labelled diagrams to show magnetic field due to a bar magnet...

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  15. Write a formula for B(axis) and B(equator) for Bar magnet?

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  16. Prove that B(axis) = 2 B(equator) for the same distances from centre o...

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  17. Show Electrostatic analogue between Electric and Magnetic field as sug...

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  18. A short magnetic dipole has magnetic moment 0.5 Am^2. Calculate its ma...

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  19. Find the Magnetic Induction at an axial point 30 cm away from a short ...

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  20. A magnetic pole of bar magnet with pole strength of 100 A-m is 20 cm a...

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