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MAGNETIC CIRCUIT

Magnetic Circuit
While comparing magnetic and electric circuits, the flux of magnetic circuit is compared with which parameter of electrical circuit?

Current
E.M.F
Current density
Conductivity

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Magnetic Circuit
Point out the wrong statement. Magnetic leakage is undesirable in electric machines because it

Leads to their increased weight
Lowers their power efficiency
Increases their cost of manufacture
Produces fringing

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Magnetic Circuit
The unit of magnetic flux is

Henry
Weber
Ampere/metre
Ampere-turn/weber

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Magnetic Circuit
Laminated cores, in electrical machines, are used to reduce

Copper loss
Hysteresis loss
Eddy current loss
All of the listed here

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

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

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