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what are the types used for alternator earthing,what will happen if more than two alternator is working in parallel with each having own system earthing.is there any possibility for circulating current in between two system.3 7265
On what basis no of earth pits are to be decided either for transformers or for equipment?8 17025
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why neutral used in three phase motor connection?3 5492
Is it possible to power factor more than unity?9 7327
What is Procedure the procedure to select CT's & PT's in 66kV and above substation?2 4084
Distinguish between shunt and series field coil constructions.2 6273
Formula to calculate amps rating when we are having only the width & thickness of the coppper ?2 3317
Where we use 30mA , 100mA & 300mA RCCB ?3 21601
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