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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The susceptibility of paramagnetic materials generally lies between

KT3 and 1CT6
10"2 and KT5
KT4 and KT8
1CT3 and 1CT7

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Magnetism and Electromagnetism
The bar magnet has

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

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Magnetism and Electromagnetism
Air gap has_______eluctance as compared to iron or steel path

zero
lower
higher
little

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

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

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Magnetism and Electromagnetism
An electromagnetic field exists only when there is

voltage
current
decreasing current
an increasing current

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Magnetism and Electromagnetism
The ability of a material to remain magnetized after removal of the magnetizing force is known as

permeability
hysteresis
reluctance
retentivity

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MORE MCQ ON Magnetism and Electromagnetism

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