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 are giving D.C. supply to field of an alternator, why can't we give the a.C. supply

Answer Posted / b madhu sudhan reddy

alternator is a constant speed machine.i.e it always runs
at synchronus speed.so,for producing constant speed we
require constant excitation.so,for the constant excitation
we require constant supplly.i.e d.c supply

Is This Answer Correct ?    6 Yes 7 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What will happend if given Vfd out put to step up transformer

1752


where can the transformer having vector group Yny0 be used??

4051


How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?

3386


any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?

2236


How to size Air Circuit breaker (ACB)? What is the most important factors?

2179


What is the effect of positive feedback on the stability of the systems?

1043


Why is a plain induction motor unsuitable for wide speed control?

2225


will there be any problem by recovering slip from single phase induction motors?

1823


Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

1579


what about GD square and its important for motor design?

3759


why burdens of VTs is more than CTs?

1713


from where the self excitrd induction generator get the power?why is the voltage regulation is poor of seig?

2197


What happens if the series current double?

1420


ELECTRICAL DRIVES: can a motor load system with passive load torque can have equilibrium speed in second quadrant

6257


what work will do diffrential realay DG set

2823