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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The materials are a bit inferior conductors of magnetic flux than air.

Diamagnetic
Ferromagnetic
None of the listed here
Dielectric

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Magnetism and Electromagnetism
The materials having low retentivity are suitable for making

Weak magnet
None of the listed here
Permanent magnet
Temporary Magnet

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Magnetism and Electromagnetism
The unit of flux is the same as that of

Resistance
Pole strength
Reluctance
Permanance

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Magnetism and Electromagnetism
Reciprocal of permeability is

conductance
Reluctivity
Susceptibility
Permeability

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Magnetism and Electromagnetism
A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will

Be excessive
Decrease
Remain Constant
Increase

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Magnetism and Electromagnetism
For which of the following materials the net magnetic moment should be zero?

antiferrimagnetic materials
diamagnetic materials
ferrimagnetic materials
antiferromagnetic materials

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MORE MCQ ON Magnetism and Electromagnetism

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