A transformer has negative voltage regulation when its load
PF is
A zero B unity
C lagging D leading
If the generator will trip, what you will do as an electrical technician in charge.
what will be the motor terminal box connection arrangement (star or delta). on what basis it decided?
what are 3 factors when selecting a contactor for a job?
How to calculate cable size in HT AND LT
i want to run 11kv star connected motor in 6.6kv with delta connected throught inverter, is it possible?
Write the force balance equation of ideal dashpot element.
what is the difference between potential Transformers and capacitive voltage transfoemers and where it is used?
What is cogging and crawling phenomenon in motor.
what is the method to calculate the voltage drop for number of meters Example 250volts I/p at one end if the cable length is 50 meters what could be the drop?, after 100 meters how much? needs formulae.
What is the formula of frequency ?
How to calulate Locked rotor amper(LRA) for compressor type motors?
why substation are rated like 11KV or 33KV?
3 Answers TNEB Tamil Nadu Electricity Board,
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