Answer Posted / v.venkata ramana
The Phenomena of hissing noise and visible glow is called
corona
| Is This Answer Correct ? | 2 Yes | 1 No |
Post New Answer View All Answers
Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)
Is it possible to operate a synchronous 2-poles turbogenerator with a still-in-place faulted bar but electrically disconnected ???? If yes, should I act on the other phases as well ???
What is trip and closing coil in cb? Why need of them
What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?
plz tell me,ht and lt panel terminals in substations explain beiefly
As per the Anchor capstan motor specification, full load current is 200A. starting current is 1750 A and acceleration time is less than 8 seconds. Please guide for selection of cable size.
What is the difference between cylindrical-type and sandwich-type winding?
DEAR SIR,I GOT THE CALL LETTER FROM RRB, SECUNDERABD AS A JE-II SO PLEASE PROVIDE ME SOME MODEL QUESTION AND ANSWER PAPERS AND LAST YEAR QUESTION PAPERS
IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?
Greeting to all members, How to calculate spill current when we have different ratio CT and Class for REF(Low Imp) I have 500/1A 5P20 @line side n 400/1A CL.X @ Neutral.
Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .
what types of electrical & mechanical test conducted in switchyard?
what is earthing.how we make it,describe briefly.
Why temperature rise is conducted in bus bars and isolators?
What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)
