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Magnetism and Electromagnetism

Magnetism and Electromagnetism
Substances which have permeability less than the permeability of free space are known as

Ferro magnetic material
Paramagnetic material
Bipolar
Diamagnetic material

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Magnetism and Electromagnetism
Tesla is a unit of

Inductance
Flux density
Flux
Field strength

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Magnetism and Electromagnetism
A basic one-loop dc generator is rotated at 90 rev/s. How many times each second does the dc output voltage peak (reach maximum)?

360
180
90
270

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Magnetism and Electromagnetism
The induced voltage across a stationary conductor in a stationary magnetic field is

decreased
reversed in polarity
increased
zero

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Magnetism and Electromagnetism
The magnetism left in the iron after exciting field has been removed is known as

residual magnetism
reluctance
permeance
susceptance

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Magnetism and Electromagnetism
A material which is slightly repelled by a magnetic field is known as

ferromagnetic material
conducting material
paramagnetic material
diamagnetic material

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MORE MCQ ON Magnetism and Electromagnetism

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