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Magnetism and Electromagnetism

Magnetism and Electromagnetism
When the speed at which a conductor is moved through a magnetic field is increased, the induced voltage

increases
remains constant
reaches zero
decreases

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Magnetism and Electromagnetism
The induced voltage across a coil with 250 turns that is located in a magnetic field that is changing at a rate of 8 Wb/s is

31.25 V
2,000 V
3,125 V
1,000 V

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Magnetism and Electromagnetism
The initial permeability of an iron rod is

The lowest permeability of the iron rod
The permeability almost in non-magnetised state
The highest permeability of the iron rod
The permeability at the end of the iron rod

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

Tesla
None of the listed here
Lumens
Weber

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Magnetism and Electromagnetism
Gilbert is a unit of

permittivity
electromotive force
magnetomotive force
conductance

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Magnetism and Electromagnetism
The Biotsavart's law is a general modification of

Faraday's laws
Kirchhoff's law
Ampere's law
Lenz's law

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MORE MCQ ON Magnetism and Electromagnetism

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