why it is important to earth neutral of 3 phase transformer?
Answer Posted / anil
unbalance creat shifting of neutral
Is This Answer Correct ? | 15 Yes | 5 No |
Post New Answer View All Answers
Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?
what is deffrence between squirral cage and wound rotor in IM?
Leakage current,un balance current which relay using for high voltage transmission?
what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?
one conductor length is L.and i am strech uniformly this conductor and made length is 2L.so resistance of this strech conductor is R=4R..but i want to know about area of stech conductor hows it become a/2..
i have applied for junior engineer 2 c&w for Guwahati RRB please send me last five year question paper
some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?
DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?
Is there any standard guidelines/Criteria to design NGR/NGT.?
How to Calculate The sag of OPGW in Transmission Line???
What are the differences between single phase and three phase?
How is operate breaker failure scheme in substation
Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.
plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.
why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding