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Magnetism and Electromagnetism

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

None of the listed here
Diamagnetic
Dielectric
Ferromagnetic

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Magnetism and Electromagnetism
The stray line of magnetic flux is defined as

A line of magnetic flux which does not follow the designed path
The mean length of a ring shaped coil
A line vertical to the flux lines
A line of magnetic flux in a non-uniform field

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Magnetism and Electromagnetism
Ferrites are materials.

Ferromagnetic
None of the listed here
Paramagnetic
Diamagnetic

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Magnetism and Electromagnetism
In the left hand rule, forefinger always represents

current
magnetic field
Voltage
direction of force on the conductor

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

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

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Magnetism and Electromagnetism
A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be

M/2
2M
M
M/4

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MORE MCQ ON Magnetism and Electromagnetism

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