what is the use of vcb & isolator in substation?
Will sag depends on the Specific Resistance of the conductor?if not Why??????????
what is surge suppressor?
WHY WE ARE EXPRESSING KW-HR AS UNIT OF ELECTRICITY.........?WE CAN EXPRESS IN ANOTHER UNIT.....?
What is the theoretical reason for the size of a zig zag grounding transformer to be 1.732 times less than that of a wye-delta grounding transformer used for the same application?
What is instrumental error?
what type of load we can give to motor shaft?
The height to which the liquid in a tank to be maintained for a certain constant velocity?
what is the maximum load sutiable from earth to phase and what is the max voltage earth to phase suitable
"What is the difference between voltage and potential differnce?"
When both contractor star & delta is hold in star delta motor ?? So what happen in this case ??
why generaotr rating is in kva and dc motor in kw?
why star connected transformers used in tneb?