Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

why we use battery source for current transformer polarity
testing?

Answer Posted / istiak

in measuring polarities of a transformer we use a very small
battery or dc supply voltage source.in that case,if we use
alternating current replace of D.C then we couldn't find
polarities because ac changes it's side within a few moment
and dc doesn't..................

Is This Answer Correct ?    8 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the Good Earth resistance value of G.I & Cu. Chemical Earthing & Normal Pipe Earthing?

2382


what is the difference between megger and earth resister ??

1860


defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?

3744


how to find the capacitance value of the motor while running??

1969


How to synchronization will be done between two DGs ?

1823


Explain how you intend to work under pressure to meet up with deadline target?

5268


my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking

1395


PIU how does work?

2476


which type of questions asking for solar companies?

1629


I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in

1980


How to calculate the heat load for a electrical room

3139


What are the disadvantages of hydropower?

1304


Is there any Institution for giving M-tech in Electrical engineering for those who r in service? Give the details please.

2113


at what rate the micro controller increment its timer....is it 1micro seconds or 1/(12*10^6) seconds

1836


why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?

1564