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...

What is the difference between voltage and emf ?

Answer Posted / unath

Emf is the energy supplied to charge by some active device like battery. for eg. emf of a device is 2 volt means the device supplies 2 joules energy to one coulomb. On the other hand, potential difference between two points A & B is 2 volts means, 1 coulomb of charge will give up an energy of 2 joule when moving from A to B.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

The series field winding has low resistance while the shunt field winding has high resistance. Why?

1768


(1)Can earth and be conected together (2) what is the diferent between earth & neutral

1853


ratings of lightning arrester

2090


What are the Full Forms of TVM, MTL, CVT ?

1499


IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.

2419


1)Explain why the cradle guard is used on railway crossing in overhead line construction?

5110


what is the sludge current

2193


May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?

1554


how indusrial diesel generator work

1959


how to compare with Relay settings for HT< panels, RMU panel, and PSS CSS transformer?? 1) Load amps, 2)Tripping time, 3) CT ratio, 4)Cable size 5) Transformer KVA rating 6) transformer full load amps

1314


please send me RRB electrical engineer previous year questions for Sr. Section Engineer

2000


how to identify the cable quality and what is flame proof cable

2158


Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

2219


Good day everyone,currently in our premise we using 30kw slip ring motor with resistance bank which we use as forward and reverse at conveyor bar handling. So,my question is how do we calculate the resistance bank which is suit the motor. Kindly,assist me... thank you

1769


what are the 4 rules to start the motor?

2173