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Magnetism and Electromagnetism

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

Weber
Tesla
None of the listed here
Lumens

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Magnetism and Electromagnetism
Gilbert is a unit of

conductance
permittivity
magnetomotive force
electromotive force

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Magnetism and Electromagnetism
If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density

decreases
doubles
increases
remains the same

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Magnetism and Electromagnetism
The commonly used material for shielding or screening magnetism is

Brass
Soft iron
Copper
Aluminium

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

reaches zero
decreases
increases
remains constant

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Magnetism and Electromagnetism
A keeper is used to

Restore lost flux
Amplify flux
Provide a closed path for flux
Change the direction of magnetic lines

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MORE MCQ ON Magnetism and Electromagnetism

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