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Magnetism and Electromagnetism

Magnetism and Electromagnetism
Ferrites are materials.

Diamagnetic
Paramagnetic
Ferromagnetic
None of the listed here

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Magnetism and Electromagnetism
The use of permanent magnets is. not made in

None of the listed here
Energy meters
Transformers
Loud speakers

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Magnetism and Electromagnetism
A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be

Zero
BLI2
BLI
None of the listed here

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Magnetism and Electromagnetism
The main constituent of permalloy is

Nickel
Cobalt
Tungsten
Chromium

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Magnetism and Electromagnetism
When a magnet is in motion relative to a coil the induced e.m.f. does not depend upon

Pole strength of the magnet
Number of turns of the coil
Motion of the magnet
Resistance of the coil

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Magnetism and Electromagnetism
The unit of relative permeability is

Hennry
Hennry/meter
None of the listed here
Its dimensionless

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MORE MCQ ON Magnetism and Electromagnetism

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