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Magnetism and Electromagnetism

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

Ferromagnetic
None of the listed here
Diamagnetic
Dielectric

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Magnetism and Electromagnetism
The magnetic materials exhibit the property of magnetisation because of

either of these
spin of electrons
orbital motion of electrons
spin of nucleus

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Magnetism and Electromagnetism
The unit of relative permeability is

Its dimensionless
Hennry
None of the listed here
Hennry/meter

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Magnetism and Electromagnetism
What is the magneto-motive force in a 75-turn coil of wire when there are 4 A of current through it?

3 AT
0.3 AT
30 AT
300 AT

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Magnetism and Electromagnetism
The bar magnet has

Both dipole and monopole moment
Monopole moment
Dipole moment
None of the listed here

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Magnetism and Electromagnetism
Reciprocal of permeability is

conductance
Susceptibility
Reluctivity
Permeability

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MORE MCQ ON Magnetism and Electromagnetism

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