why the oscillator doent need the ac voltage??how can it produce the ac voltage by applying the dc voltage only??
2 4469what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?
2133Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?
2076Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?
ABB,
2081Post New Electrical Engineering Questions
Tell me all plants load factors i.e which plant operating on which load?
if flux and load static in dc motor and supply voltage increases 20% then what happened in speed
Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.
how to store the thunder power?
What is power factor why we should maintain the power factor unless what will happen
hr round
why dc is used in control circuits for MV & LV switchgeras instead of ac
why the India electrical supply transmission loss is high when compare to us
TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.
If breaker is undefined position, first step to do.
the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?
what is meant by class 1 E in electrical power supply?
How to know any size of cable if there are not written on cable? Answer must be theurical not by experience.
During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.
what type of questions are asked and howmwny questions belong this catagory?