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Magnetism and Electromagnetism

Magnetism and Electromagnetism
Tesla is a unit of

Flux density
Inductance
Flux
Field strength

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Magnetism and Electromagnetism
What will be the magnetic potential difference across the air gap of 2 cm length in magnetic field of 200 AT/m?

10 AT
4 AT
16 AT
8 AT

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Magnetism and Electromagnetism
The uniform magnetic field is

The field of a set of parallel conductors
The field of a single conductor
The field in which all lines of magnetic flux are parallel and equidistant
None of the listed here

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Magnetism and Electromagnetism
The force between two long parallel conductors is inversely proportional to

Current in one conductor
Radius of conductor
Product of current in two conductors
Distance between the conductors

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Magnetism and Electromagnetism
Degaussing is the process of

Demagnetising metallic parts
Removing gases from the materials
Remagnetising metallic parts
Removal of magnetic impurities

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

Stainless steel
None of the listed here
Soft iron
Hardened steel

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MORE MCQ ON Magnetism and Electromagnetism

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