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Magnetism and Electromagnetism

Magnetism and Electromagnetism
Which of the following is not a unit of flux?

All of the listed here
Maxwell
Tesla
Weber

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Magnetism and Electromagnetism
The relative permeability of materials is not constant.

Ferromagnetic
None of the listed here
Diamagnetic
Paramagnetic

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Magnetism and Electromagnetism
What is the magneto-motive force (mmf) of a wire with 8 turns carrying three amperes of current?

240 At
2,400 At
24 At
2.4 At

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Magnetism and Electromagnetism
The magnetic materials exhibit the property of magnetisation because of

orbital motion of electrons
either of these
spin of nucleus
spin of electrons

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Magnetism and Electromagnetism
The susceptibility of paramagnetic materials generally lies between

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

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Magnetism and Electromagnetism
Substances which have permeability less than the permeability of free space are known as

Paramagnetic material
Bipolar
Diamagnetic material
Ferro magnetic material

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MORE MCQ ON Magnetism and Electromagnetism

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