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 differance between negative dc voltage and
positive dc voltage because some circuit uses -24,-5,-12,-
15,volt dc supply

Answer Posted / karthikeyn m

Negative & positive polarity are two different potential
with repect to earth and the current flow's in different
direction.

Is This Answer Correct ?    7 Yes 12 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is feeder bay?

1600


why the difference arise between HT reading & LT reading (submeters fixed in complexes, apartments etc)if the power factos exceed from 0.9 to 1 can the ht meter reads fast?

2970


What is essential to prove safe isolation of electrical circuit?

1082


any application of back emf

2128


actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

2256


what is W.T?specify the acceptable range?

1972


what is the current setting for different relay protection for transformer .

2310


at what basis/standard we have to arrive the current density of aluminium/ copper in busbar?

2129


how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 1993.WORKING IN PVT COCERN LT LINE.PLEASE ADVISE ME .CELL NO 9994786021

1957


What type of core material is used for metering C.T and protection C.T???

2078


is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

1716


What is servo motor? what is its purpose?

2057


Why syn. Generators are used for the production of electricity?

1165


why surge protectetor work explain with the help of circut diagram?

2010


How can a equal potential zone be carried out in conductors?

1343