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Magnetism and Electromagnetism

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
Magnetism of a magnet can be destroyed by

All of the listed here
Heating
Hammering
By inductive action of another magnet

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Magnetism and Electromagnetism
The unit of relative permeability is

None of the listed here
Hennry
Its dimensionless
Hennry/meter

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

Diamagnetic
Ferromagnetic
None of the listed here
Dielectric

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Magnetism and Electromagnetism
Reciprocal of permeability is

Permeability
Reluctivity
conductance
Susceptibility

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Magnetism and Electromagnetism
The induced voltage across a coil with 250 turns that is located in a magnetic field that is changing at a rate of 8 Wb/s is

2,000 V
3,125 V
31.25 V
1,000 V

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