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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The relative permeability of materials is not constant.

Paramagnetic
None of the listed here
Ferromagnetic
Diamagnetic

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

Diamagnetic material
Bipolar
Paramagnetic material
Ferro magnetic material

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

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

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Magnetism and Electromagnetism
Which of the following is the unit of magnetic flux density?

Lumens
Weber
None of the listed here
Tesla

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Magnetism and Electromagnetism
When the north poles of two bar magnets are brought close together, there will be

a force of attraction
a downward force
a force of repulsion
no force

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Magnetism and Electromagnetism
What will be the magnetic potential difference across the air gap of 2 cm length in magnetic field of 200 AT/m?

4 AT
16 AT
8 AT
10 AT

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MORE MCQ ON Magnetism and Electromagnetism

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