Answer Posted / s. rambabu
Core is magnetic one , When voltage is applied, circulating
currents will flow in magnetic core causes overheating. To
discharge these currents core is to be earthed
| Is This Answer Correct ? | 10 Yes | 30 No |
Post New Answer View All Answers
what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.
What is the mmf,rgt and ngt please brief completely
I am shobana from Chennai. I am having my personal interview on 19th Dec at Chennai.kindly mail me the questions to mail id shobana.shanthi@gmail.com
What si the d/f b/w KVA & KWH, kvarh & kvar, kwh & kvar phase voltage & line voltage
what is the use of static frequency converter and static excitation equipment? and where it is employed? for what?
Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?
If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?
As a electrical engineer.. what are the basic norms should follow in transformer oil testing.. 1.What is the Electrode type? 2.How long time you will give for oil testing?
how to introduce yourself
how can we save enegry by using VFD for Resiprocating Air compressor which is having more unloading running hours
How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.
What's the difference between non break power supply and non break non short break power supply
how to decide choke rating for drive?
What is formula calculation size cable wire ?
Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????