why is the rating of transformer done in kva and not in kw.
Answer Posted / dhaval
as core loss depend on applied voltage and copper loss
depend upon the applied current so the transformer is
rating in kva not in kw
| Is This Answer Correct ? | 3 Yes | 3 No |
Post New Answer View All Answers
Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?
hi Is there any possibilities to find out the rotation of a shaft or something else by using electromagnectic waves or by IR rays.If s then can v change the dir., of rotation of the same by remotely?& how? plz dn't any1 say "NO r CAN'T"
What are conduct on the testing in cf in ur site?
how to select electronic timer(Star-Delta) setting for diff. rating motors
How to test lightning Arrester?
what is allowable ac mixing in dc
Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?
what is excitation/
Give accurate definitions for these electric terms: Inductor Inductance Inductive Induction Reactance Reactive Esam Baraka ٢١ ساعة
What is mean by Sensitive Earth fault & what are the effects
What happens to voltage when current is zero?
Define unilateral circuit?
Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .
why connecting surge unit in contactor coil
What is the importance of earthing?