what is dc mator?types of dc
motor?losses in dc motor?what is
the mechanical,electrical and
commercial efficiency of a dc
motor?
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what is the meaning of cable Glanding can you explain brifly?
How can we decide the fualt levels of sub-stations?
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why in some trains in India Electric equipment such as Fans , tube light not work until locomotive or engine is attached to the train ??
If the ceiling fan is on slow speed, does it consume less electricity?
main difference between ac and dc?
For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.
in dc shunt motor if field winding is shorted then
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Define resonant frequency?
In a transformer, the hysteresis and eddy current losses depend upon 1.load current 2.maximum flux density in core 3.type of lamination 4.supply frequency The correct statements are (a) 1 and 3 (b) 2 and 3 (c) 1 and 4 (d) 2 and 4
What are Line losses and how can be it minimized/controlled.?