magnetism

Related Questions

• Time period for a magnet is $T$. If it is divided in four equal parts along its axis and perpendicular to its axis as shown then time period for each part will be

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• Two identical short bar magnets, each having magnetic moment of 10 Am2, are arranged such that their axial lines are perpendicular to each other and their centres be along the same straight line in a horizontal plane. If the distance between their centres is 0.2 m, the resultant magnetic induction at a point midway between them is $({\mu _0} = 4\pi \times {10^{ - 7}}H{m^{ - 1}})$

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• If a diamagnetic substance is brought near north or south pole of a bar magnet, it is

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• If a bar magnet of magnetic moment M is freely suspended in a uniform magnetic field of strength B, the work done in rotating the magnet through an angle$\theta $ is

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• The magnetic field to a small magnetic dipole of magnetic moment M, at distance r from the centre on the equatorial line is given by (in M.K.S. system)

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