The variation of magnetic susceptibility $(χ)$ with temperature for a diamagnetic substance is best represented by figure

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Important Questions on Magnetism and Matter

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 1

Two short magnets apply a force

F

on each other. If the separation between them is halved then new force between them is approximately

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 2

Ratio of magnetic field at same distance on axial line and on equatorial line from a short magnet is

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 3

If a bar magnet is kept antiparallel to the earth's magnetic field then number of neutral points obtained in the horizontal plane containing the bar magnet will be

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 5

If a bar magnet is placed with its north pole pointing towards geographic north and magnets south pole pointing towards geographic south, then the neutral point will lie nearly along the

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 6

At certain place, vertical component of earth's magnetic field is