In a synchronous machine if the field axis is ahead of the
armature field axis then the machine is ?
what is the difference between arc and spark
What is an Air COmpressor
Why the brushes used in dc machines are made of carbon not from other metal?
can any one explain me the where is the use of plc and scada
why we use copper earthing for neutral while for body GI.
1 Answers Chennai Metro Rail Limited CMRL, Valeo Lighting Systems India Private Limited,
To prove the capacity of a 10MVA transforemr with 6.5% impedance by a short circuit test how much power is needed to inject an impedance voltage if we have to arrive for its rated current?
I have lowered a submersible pump having 100 LPM discharge & 130 Mts. Head, 15 HP rating on borewell. After lowering 108 Meters, It is taking 39 amps & blowing the fuse. Can someone put light what is the cause behind it ?
which calss ct's,pt', use protection,meatering and others
Technical specification of a wind farm
what is the current setting for different relay protection for transformer .
What is inrush current?
In power point wiring,often,we use less size of earth wire compared to phase & neutral wire and we use big size pin in pug top. how is it justified? can we use small size cable for earthing?