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Magnetism and Electromagnetism

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

higher
zero
little
lower

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Magnetism and Electromagnetism
Which of the following is a vector quantity?

Relalative permeability
Magnetic potential
Flux density
Magnetic field intensity

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Magnetism and Electromagnetism
Magnetising steel is normals difficult because

it has high permeability
it corrodes easily
it has low permeability
it has high specific gravity

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Magnetism and Electromagnetism
The bar magnet has

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

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Magnetism and Electromagnetism
Gilbert is a unit of

conductance
electromotive force
magnetomotive force
permittivity

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Magnetism and Electromagnetism
A 300 mm long conductor is carrying a current of 10 A and is situated at right angles to a magnetic field having a flux density of 0.8 T ; the force on the conductor will be

24 N
240 N
0.24 N
2.4 N

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MORE MCQ ON Magnetism and Electromagnetism

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