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Magnetic Circuit

Magnetic Circuit
Conductance is analogous to

Permeance
Flux
Inductance
Reluctance

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Magnetic Circuit
Hard steel is suitable for making permanent magnets because

Its mechanical strength is low
Its hysteresis loop has large area
Its mechanical strength is high
It has good residual magnetism

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Magnetic Circuit
Conductivity is analogous to

Resistivity
Permeability
Retentivity
Inductance

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Magnetic Circuit
Hysteresis loss least depends on

Steinmetz’s coefficient of material
Ambient temperature
Frequency
Volume of material

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Magnetic Circuit
Those magnetic materials are best suited for making armature and transformer cores which have ________permeability and _________hysteresis loss.

High, high
Low, low
Low, high
High, low

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Magnetic Circuit
A material for good magnetic memory should have

Low hysteresis loss
High permeability
High retentivity
Low retentivity

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