How to calculate main incomer rating of APFC Panel ? Let's say i want to find main incomer for 11kV, 1000kVAR Panel.

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More Electrical Engineering Interview Questions

Dear sir, I completed DECE In the year 1995.Now i am working in a private company from last 10 years as an Electrical supervisor.The company having a 1000 KVA transformer.Now i try to apply "C" Licence. I am eligible or not.If not eligible,pls give solution.

why the supply power frequency is 50hz in india? where as it is 60hz in US?

tan delta equation test on alternators

what is rating providing of contactor,relay,fuse unit for motor output power

either water sensor or flow meter,how we observe the water level, f any other equipment are in market ?

why is the vector group analysis done in transformer tests

What exactly is meant by harmonics and harmonic current?? and what is skewing with regard to this??

why the energy meter disc rotates anticlockwise while reading

if a 2 ohm resistor,2 ohm capacitor and a 2 ohm inductor is connected parallely to 12v source.Then what is the value of current in each branch.Is current flows in each branch at the same time?If not so then provide the proper sequence

if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side

How to calculate the size of earth cable to earth the neutral of UPS ?

In which iron losses is higher induction motor /transformer

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