what will happen if we pass a dc current through a ac bulb of 60 watt.The dc current is half ac one4 5734
What are methods to avoid the inrush current at the time of starting of power transformer ?8 7852
WHY IS RESTRICTED EARTH FUALT PROTECTION NEEDED?? WHY CANT DEIFFERENTIAL PROTECTION SUFFICE???14 20062
As Electricity Generates in MW I w'd like to know What are the factors we have to consider regarding the transmission of electricity from generation station to Public uses(230 V)1 2319
In view of Electrical Engg. What is the use of SCR(Silicon control rectifier)11 9805
if receiving voltage is higher than sending ones what will be the effect of receiver4 3708
What is the breakdown voltage?13 8080
how water and air molecules are conduct the heat?1 1964
sir i have a car stereo system and there is jack on him so can u tell me a way to find out their power terminals on the jack or on the circuit board"672
What is min and max voltage between earth and neutral/phase if it perfect earthing?37 209715
why designer use kva rating instead of kw in transformer rating???????????????9 13669
Briefing the effects of ASR and ACR of a double closed-loop speed regulating system.
show the single line diagram of star delta starter with single phase preventer
How to measure the Harmonic Distortion of UPS ie THD?
What are steps to be taken while designing of DYN11 distribution transformer to achieve magnetising balance?
What is negative sequence over voltage element?
tan delta equation test on alternators
Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks
. How to calculate the Short Circuit Impedance in Transformer? How to calculate the Short Circuit Impedance in Transformer?
can any tell me why slope 40% and 80% is calculated in differential protection?
Draw the wave shape of armature current in a generator subjected to a sudden three phase short- circuit at its terminals. Define various reactance of generator from this wave shape.
state the disadvantages of carbon filament???
what is the advantage of connecting capacitors in delta than in star?
what is the disadvantages of common earthing for AC and DC equipment? (i am talking about inverter control room and inverter duty transformer earthing is common...?)
sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah
1. transformer design formula ? 2. how to calculate the primary turns and secondry turns ? 3. core types ? 4. how to find the primary current and secondry current ? 5. how to calculate the stacking factor ? 6. range of fulx density ?