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why we use ac?why we use dc? why we we cannot use only ac/dc for all the applications?what happen if we use?
2268what is the difference between current rating and breaking current of an MCCB? and for a known load how to calculate the current rating of a MCCB?
HPL,
1 7010hi i m going to attend bhel interview on 22nd sep 2008 for ET(electrical engineering).pls guide me how to prepare for the interview.i am a fresher.
Bhel,
1 4235How can w select the cable size for different rating load & also waht r factors affecting the during selection of cable?
AB Inc, Bosch, BRB Cable, Lucas TVS, Trisome Technical Services,
11 38049wht is this amps in power consuption and how can we convert that into consuption hours ? i am a sales executive of a energy saving lamps .
KSEB,
5 8566wht is the difference between volatge and wattage ? how can it be converted ? (like 15w = 6v ) like tht... ? actually what tht means ?
3 6590Post New Electrical Engineering Questions
what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me
how to calculate the mesh earth network resistance in such substation, is there any recommended resistance values with references , thanks!
Draw a block diagramof Three UPS systems connected in Parallel mode?
How you give clearance to a spare feeder.
how you will decide the distance between the power transformer and its fencing
If rotor works in clock wise what happens
ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?
What is the formula of frequency ?
hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.
If we connect a motor and generator together (I mean that the generator gives the motor electricity and the motor gives the generator movement) regardless the losses. Will the generator still generate and the motor still move?
what is the cause of voltage dipp or swell in the transmission lines?
why we are using earth pit in sub stations.?
If I want to buy a new Xformer for my plant what are the main parameter will I need to check?
11KV AND 22KV NETWORK KW CAPACITY IN RING AND RADIAL?
I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting
