magnetism

Related Questions

• A magnetic needle is kept in a non-uniform magnetic field. It experiences

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• Two bar magnets with magnetic moments $2 M$ and $M$ are fastened together at right angles to each other at their centres to form a crossed system, which can rotate freely about a vertical axis through the centre. The crossed system sets in earth’s magnetic field with magnet having magnetic moment $2M$ making and angle $\theta$ with the magnetic meridian such that

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• Which of the following, the most suitable material for making permanent magnet is

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• At which place, earth's magnetism become horizontal

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• The magnetism of magnet is due to

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