how the ac voltage are selected like 220v,415v,750v,1000v& 1.KV,6.6KV,11KV,33KV,66KV,132KV,220KV & why these are selected like these orders
2 8131Hi Friend I am used multimeter to measure the voltage between R Phase(SS1) to R Phase(SS2). In SS1 is connected with UPS loads. But I am getting voltage between these 2 R Phases. Please give some idea friend
1477In alternator generally we give DC voltage to field of alternator but field (excitor)produce Ac & converts into DC by rotating rectifier(RR ) then fed to rotor .my question is why we cannot give dc voltage directly to rotor instead of Excitor & RR ?
1 3050What is the difference between IS:1554 (Part 1)/1988 & IS:694/1990 ? What do these two standards specify about?
2 18336Post New Electrical Engineering Questions
how harmonics generated in induction furnance? how minimise it?
can u tell me the promotion from oiller to enginer
hello! sir i did three year of diploma in electrical (2007- 2010) and now i m a student of electrical engineering. sir can i apply for germany visa for study and part tome work over there?
We have given to 3phase supply to ups system & how can coming netural
i am going to attaned the engineer (disign)iterview at HAL please give me duid line
UG cable sizes were specified in sqmm. But practically its not coming to mesure. What's the reason for that? And how they specify the size of the cable?
TYPE'S OF BREKAR ,WHAT IS TRANSFORMAR & SAFTY. STARTER DOL & STAR DELTA STARTER.
how are reversing the direction of dc motor
WHAT IS counter flux IN CT?
Why in 6 KV XLPE cable termination kit used and why not in 380 V xlpe cable same is not used
why electronic instruments is more favorable than electrical?
HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?
how to increase or decrease speed in DC shunt motor by DC convertor
Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?
What is the operating principle of turbo-generator.