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Magnetism and Electromagnetism

Magnetism and Electromagnetism
The unit for reluctance is

At/Wb
At/m
tesla
Wb

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

Weber
Lumens
Tesla
None of the listed here

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Magnetism and Electromagnetism
A permeable substance is one

which is a strong magnet
which is a good conductor
through which the magnetic lines of force can pass very easily
which is a bad conductor

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

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

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Magnetism and Electromagnetism
Ferrites are materials.

None of the listed here
Ferromagnetic
Diamagnetic
Paramagnetic

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Magnetism and Electromagnetism
Indicate which of the following material does not retain magnetism permanently.

Soft iron
None of the listed here
Hardened steel
Stainless steel

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MORE MCQ ON Magnetism and Electromagnetism

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