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Magnetic Circuit

Magnetic Circuit
The relative permeability of a ferromagnetic material is

More than 10
Less than one
More than one
More than 100 Ωr 1000

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Magnetic Circuit
Conductance is analogous to

Inductance
Permeance
Reluctance
Flux

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Magnetic Circuit
Those materials are well suited for making permanent magnets which have ________ retentivity and ________ coercivity.

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

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Magnetic Circuit
Permeability in a magnetic circuit corresponds to_________ in an electric circuit.

Resistivity
Conductance
Resistance
Conductivity

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Magnetic Circuit
Energy stored by a coil is doubled when its current is increased by percent.

41.4
47.5
44.6
42.5

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Magnetic Circuit
Reciprocal of reluctance is

Susceptibility
Permeance
Permeability
Reluctivity

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