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 / mahesh

we need a rotational magnetic field of sine wave for the
emf to be induced . if dc is given, the field that is
produced in the air gap is almost a sine wave with constant
magnitude. for ac excitation the air gap flux is not a sine
wave .

Is This Answer Correct ?    8 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How can we calculate the motor frame sizes?

3471


I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

2161


How to calculate VCB rating for 33KV ,25 MW Power line?

1812


What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?

3751


hi frds, i m electrical engineer.can i get cdr for electrical engineer if u have then send me on my mail id its jayesh_ee88@yahoo.com.please help me frds

2254


Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

3739


Electrical Engineering

2133


placement paper samples of mspl company

1999


What the main causes of transient interruptions on Over-Head Distribution Lines?

2207


What are the different methodes for calculating the short circuit Current?

2124


Hello sir, pls send me hpcl technical test papers .i am. Appearing for the exam.

2779


Hi friends, i m electrical engineer i want a cdr for migration purpose so anybody have information about this then send me on jayesh_ee88@yahoo.com.please try to me

1921


Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com

1105


I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

1877


all the technical question with answers pleas send your email id ramar_eee@yahoo.com

2094