why phase to phase voltage are 290 rather then 440?
what is power factor
what is the diffrence between R Y B phase and why it is called RYB
how to work current transformer and potential transformer
why transformer ratings are in kva
It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.
what are the main parts of DG? explian thier functions?
8 Answers Apollo Power, Tata DoCoMo, Tyco, Vizag Steel,
Why positive terminal of DC 48V was earthed?
how to test vector groups in transformer differential relay.
whatis the commertial spec. of distribution boards ?
Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?
EARTH AND NEUTRAL ARE JOINTED OR NOT?
which type of material is used for making motor encloser
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