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Magnetism and Electromagnetism

Magnetism and Electromagnetism
Temporary magnets are used in

All of the listed here
Loud speakers
Motors
Generators

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Magnetism and Electromagnetism
Which of the following is not a unit of flux?

Weber
Maxwell
Tesla
All of the listed here

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Magnetism and Electromagnetism
When the current through the coil of an electromagnet reverses, the

magnetic field expands
direction of the magnetic field reverses
direction of the magnetic field remains unchanged
magnetic field collapses

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

Diamagnetic
Dielectric
None of the listed here
Ferromagnetic

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

Diamagnetic material
Ferro magnetic material
Paramagnetic material
Bipolar

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Magnetism and Electromagnetism
Gilbert is a unit of

magnetomotive force
conductance
electromotive force
permittivity

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MORE MCQ ON Magnetism and Electromagnetism

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