why is the rating of transformer done in kva and not in kw.
Answer Posted / vasumalai madhavan
In transfomer, the core loss depends upon voltage and
copperloss depends on current , it was (transoformer) not
dependable on power factor . thats why the rating of the
transformer always in kva not in kw....
Is This Answer Correct ? | 6 Yes | 2 No |
Post New Answer View All Answers
how many synchronous motor are there in any power plant
What is synchro?
What are the weight of 800KV DA,DB and DC type tower ?
induction 3 phase motor terminal connection
Show Details FROM:Muhammed Ikram TO:qa@allinterview.com Message flagged Saturday, June 4, 2011 10:07 PMMessage bodyHello all, i want to ask a question to all of you that what is VMM (voltage monitoring module )? how it work,s? i heard somewhere that it compare 1 phase voltage to other phase voltage. but there is also some setting on it. how to set it,s setting. please tell me briefly. Thank,s and Regard,s. Muhammed Ikram.
Tell me all plants load factors i.e which plant operating on which load?
If you have an earth with pilecap then your resistance is really low. why and how?
What is Fire Panel ? How it works ?
how to calculate the breaking capacity of different breakers.
does the Trivector Meter of three phase automatically takes care of the low power factor and gives the reading accordigly or it does not take care of the Power factor while giving the readings please explain
How much ph is maintained of water resistance starter for slipring induction motor ?
How to design inductive load for 3 phase 440v and maximum 5 amps for star or delta? Can we use a 15kW, 1450rpm motor for 15kW, 960rpm apllication?If yes.how......n.if thesame motor used what`s it`s sideeefect.
Why efficiency of generator is higher than motor at a particular load?
what is the difference between RMS & TRUE RMS VOLTAGE
Do Phase angle measurement have any application in freq/harmonics measurement? If so how?