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Electrical Machines
Iron loss in a transformer mainly occurs in
steel core in transformer.
transformer insulating oil.
iron made tank of transformer.
winding of transformer.
steel core in transformer.
transformer insulating oil.
iron made tank of transformer.
winding of transformer.
Answer
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Related Question
Electrical Machines
Ward Leonard control provides speed control
above rated speed.
below rated speed.
in one direction only.
in both direction.
above rated speed.
below rated speed.
in one direction only.
in both direction.
Answer
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Electrical Machines
The armature of DC motor is laminated
to reduce the inductor.
to reduce the mass.
to reduce the hysteresis loss.
to reduce the eddy current loss.
to reduce the inductor.
to reduce the mass.
to reduce the hysteresis loss.
to reduce the eddy current loss.
Answer
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Electrical Machines
In DC generator, brushes are always placed along
magnetic neutral axis.
load axis.
geometrical neutral axis.
armature axis.
magnetic neutral axis.
load axis.
geometrical neutral axis.
armature axis.
Answer
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Electrical Machines
In a lap winding dc machine number of conductors are 100 and number of parallel paths are 10. Find the average pitch
1
100
50
10
1
100
50
10
Answer
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Electrical Machines
In DC generator, full form of MNA is what?
Magnetic neutral armature co-ordinate.
Magnetic neutral axis.
Magnetically no-load armature co-ordinate.
Magnetic no-load axis.
Magnetic neutral armature co-ordinate.
Magnetic neutral axis.
Magnetically no-load armature co-ordinate.
Magnetic no-load axis.
Answer
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