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The permeability of a paramagnetic substance is

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Important Questions on Magnetism

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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 82
The given figure represents a material which is
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 83
A bar magnet is oscillating in the Earth's magnetic field with time period T. If its mass is increased four times, then its time period will be
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 84
The temperature at which a ferromagnetic material becomes paramagnetic is called a
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 85
When a diamagnetic substance is brought near North or South pole of a bar magnet, it is
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 86
The area enclosed by a hysteresis loop is a measure of
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 87
Angle of dip at the equator is
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 88
A long magnetic needle of length 2L, magnetic moment M and pole strength m units is broken into two at the middle. The magnetic moment and pole strength of each piece will be
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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 4 - Magnetism>Objective Problems [ Level 1 ]>Q 89
Magnetic field is measured by