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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The induced voltage across a stationary conductor in a stationary magnetic field is

decreased
increased
zero
reversed in polarity

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Magnetism and Electromagnetism
Which of the following is a ferromagnetic material?

Tungsten
Aluminium
Nickel
Copper

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Magnetism and Electromagnetism
Ferrites are materials.

Ferromagnetic
Paramagnetic
Diamagnetic
None of the listed here

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Magnetism and Electromagnetism
Which of the following materials are diamagnetic?

Silver
Iron
Silver and copper
Copper

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Magnetism and Electromagnetism
The most effective and quickest may of making a magnet from soft iron is by

Rubbing with another magnet
Induction
The use of permanent magnet
Placing it inside a coil carrying current

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Magnetism and Electromagnetism
The ability of a material to remain magnetized after removal of the magnetizing force is known as

hysteresis
retentivity
reluctance
permeability

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MORE MCQ ON Magnetism and Electromagnetism

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