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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

decreases
increases
remains constant
reaches zero

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

Lumens
None of the listed here
Weber
Tesla

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Magnetism and Electromagnetism
If a loop in a basic dc generator suddenly begins rotating at a faster speed, the induced voltage

increases
decreases
reverses polarity
remains unchanged

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Magnetism and Electromagnetism
The susceptibility of paramagnetic materials generally lies between

KT4 and KT8
KT3 and 1CT6
10"2 and KT5
1CT3 and 1CT7

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Magnetism and Electromagnetism
A permeable substance is one

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

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Magnetism and Electromagnetism
A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be

BLI2
Zero
None of the listed here
BLI

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MORE MCQ ON Magnetism and Electromagnetism

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