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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The relative permeability is less than unity is case of

Ferrits
Diamagnetic material
Paramagnetic material
Ferromagnetic material

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Magnetism and Electromagnetism
The susceptibility of paramagnetic materials generally lies between

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

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Magnetism and Electromagnetism
Ferrites are a sub-group of

Ferri-magnetic material
Non-magnetic materials
Paramagnetic material
Ferro magnetic material

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Magnetism and Electromagnetism
How does the magnetic compass needle behave in a magnetic field?

It assures a position right angle to magnetic field
It starts rotating
None of the listed here
It assures a position which follows a line of magnetic flux

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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
Which of the following is a vector quantity?

Relalative permeability
Magnetic field intensity
Magnetic potential
Flux density

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MORE MCQ ON Magnetism and Electromagnetism

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