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Magnetic Circuit

Magnetic Circuit
Reciprocal of reluctance is

Permeability
Permeance
Reluctivity
Susceptibility

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

41.4
44.6
47.5
42.5

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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
Conductivity
Current density

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Magnetic Circuit
The unit of reluctance is

Henry/meter
Henry
1/Henry
Meter/Henry

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Magnetic Circuit
If the area of hysteresis loop of a material is large, the hysteresis loss in this material will be

Zero
Large
None of the listed here
Small

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Magnetic Circuit
The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is ___________Vs

500
50
20
70

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