Answer Posted / jai prakash narain singh
WHEN POWER FACTOR IS UNITY,REAL POWER BECOMES EQUAL TO
APPARENT POWER,IT MEANS KW =KVA
IN THIS CASE REACTIVE POWER IS ZERO,SO NO USELESS
WATTAGE,SAY NO LOSSES.
Is This Answer Correct ? | 10 Yes | 1 No |
Post New Answer View All Answers
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (rajanikanth_peddi@yahoo.co.in) (This is very urgent) Thank You,
State magnitude criterion.
at meter room 50 hrc switch installed,but there are not get earthing proper,so what happen?and 11kv transformer out put going in to hrc main 400a three nog each? so earthing is require for all switch? (some customer made earthing at there home.)
During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative
is the value of inductance depends upon the evalue of thitha in doubly excited machine?
In a power conditoining unit (inverter) of a solar plant when we measure the d.c. current fed by different strings of solar plates to inverter, the current in the negative wire is less almost by 1 ampere to the current in its positive wire say current in positive wire 5 A , then current in negative wire of the same string is 4 A. Since the current entering should be equal to current leaving then why the current is noticably less in negative wire.
What is routh hurwitz stability criterion?
What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?
how to calculate earth fault relay current and CBCT ratio
What are the uses of stepper motor?
what is meant by class 1 E in electrical power supply?
What range of speed can you get with the field control method of speed control of d.c. Shunt motor?
Why synchronous motor is used in power factor improvement,dc series in lift
What is I to C?
What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?