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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The main constituent of permalloy is

Nickel
Tungsten
Chromium
Cobalt

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Magnetism and Electromagnetism
When a magnet is in motion relative to a coil the induced e.m.f. does not depend upon

Motion of the magnet
Pole strength of the magnet
Resistance of the coil
Number of turns of the coil

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Magnetism and Electromagnetism
Fleming's left hand rule is used to find

Direction of magnetic field due to current carrying conductor
Direction of force on a current carrying conductor in a magnetic field
Direction of flux in a solenoid
Polarity of a magnetic pole

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Magnetism and Electromagnetism
Ferrites are materials.

Paramagnetic
None of the listed here
Diamagnetic
Ferromagnetic

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Magnetism and Electromagnetism
Which of the following materials are diamagnetic?

Silver
Silver and copper
Copper
Iron

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Magnetism and Electromagnetism
Reciprocal of permeability is

Reluctivity
conductance
Susceptibility
Permeability

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MORE MCQ ON Magnetism and Electromagnetism

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