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What do you understand by magnetic field...

What do you understand by magnetic field ? Define its strength and SI unit. Also, give its dimensional formula.

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MODERN PUBLICATION-MAGNETIC DIPOLE & EARTH'S MAGNETISM-EXERCISE
  1. Derive an expression for the magnetic dipole moment of an atom.

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  2. Explain how an atom behaves as a magnetic dipole. derive an expression...

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  3. What do you understand by magnetic field ? Define its strength and SI ...

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  4. Define magnetic field intensity at a point and derive an expression fo...

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  5. Obtain an expression for electric field intensity at any point on equi...

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  6. What is magnetic dipole? Derive an expression for magnetic field inten...

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  7. Derive an expression for the magnetic field due to magnetic dipole in ...

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  8. Derive an expression for the torque expereinced by a amgnetic dipole s...

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  9. Derive an expression for torque acting on a bar magnet placed in a uni...

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  10. Find an expression for the torque experienced by a magnetic dipole pla...

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  11. Derive an expression for the torqe experienced by magnetic dipole in a...

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  12. Derive an expression for torque acting on a bar magnet placed in a uni...

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  13. Derive an expression for potential energy of a bar magnet, when placed...

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  14. Magentic field lines are…..

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  15. What do you mean by magnetic lines of force? Why two such lines do not...

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  16. What is the cause of earth's magnetism?

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  17. What is the cause of earth's magnetism?

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  18. Define magnetic elements of Earth.

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  19. Define parameters of earth's magnetic field.

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  20. What are the elements of the earth's magnetic field? Define them.

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