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Magnetism and Electromagnetism

Magnetism and Electromagnetism
A magnetic field exists around

Moving Charges
Copper
Aluminium
Iron

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Magnetism and Electromagnetism
Unit for quantity of electricity is

Ampere-hour
Joule
Coulomb
Ampere

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Magnetism and Electromagnetism
The susceptibility of paramagnetic materials generally lies between

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

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Magnetism and Electromagnetism
The materials are a bit inferior conductors of magnetic flux than air.

Diamagnetic
None of the listed here
Dielectric
Ferromagnetic

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Magnetism and Electromagnetism
Ferrites are materials.

Diamagnetic
None of the listed here
Ferromagnetic
Paramagnetic

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Magnetism and Electromagnetism
An electromagnetic field exists only when there is

current
an increasing current
voltage
decreasing current

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MORE MCQ ON Magnetism and Electromagnetism

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