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Define gain margin?
The sodium vapor lamp is not glows when it is connected a distance of 5 meters above from gearbox, why ?
A 400KVA transformer has 400 Hz frequency. If the frequency is changed to 50 Hz, then what will be the new KVA rating?
What are the advantages of instrument transformer?
Does all the output contacts (N/O as well as N/C) of a Numerical relay operate when relay receives a binary input/inputs or contacts are designated to specific logic input/inputs and only these contacts operate?
in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter
WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION
We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.
Working of microwave oven?
how to electronic energy metter failed in electomagnectic fild passing in the metter and which thing to defect more on metter.
in Contactor opearation Why there is a difference in the values of the operate and release voltage in case AC supply
how to estimate wiring ins roughing ins. and boxes
Anybody know how schematic diagram for reverse power relay? RPR for generator protection
we use capister for power factor. when we use capaciter in dg circuit than defect dg. can we use capaciter bank for dg circuit
how meger function