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Write mathematical form of tangent law i...

Write mathematical form of tangent law in magnetism.

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R G PUBLICATION-MAGNETISM AND MATTER-EXERCISE
  1. What is the significance of Gauss law in magnetism?

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  2. On what factor pole strength of a magnet depend?

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  3. Write mathematical form of tangent law in magnetism.

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  4. Are the two pole of magnet equally strong?

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  5. Deduce the expression for the magnetic dipole moment of a revolving el...

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  6. S.I. unit of magnetic dipole is

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  7. What is the potential energy of a dipole when it is perpendicular to ...

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  8. Write a short note on "Bar magnet".

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  9. Draw the magnetic field lines of a bar magnet.

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  10. State Gauss's law.

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  11. "The strength of the earth's magnetic field varies from place to place...

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  12. Differentiate between magnetic equator and geographic equator.

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  13. The earth's magnetic field at the equator is approximately 0.4G. Esti...

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  14. Define magnetic declination.

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  15. In the magnetic meridian of a certain place, the horizontal component ...

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  16. Distinguish between dia and paramagnetic substance.

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  17. What is ferromagnetism? What are the ferromagnetic substance?

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  18. "A soft iron core in solenoid acts as an electromagnet". Explain.

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  19. In which direction would a compass free to move in the vertical plane ...

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  20. "A system displaying a hystersis loop such as a ferromagnet, is a devi...

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