Answer Posted / thuranga
DC excitation is needed for a synchronous motor to excite
the field.
thats all.....no other answer.
| Is This Answer Correct ? | 3 Yes | 4 No |
Post New Answer View All Answers
A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.
What is the difference between resistance grounding system and resistance earthing system?
An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm
when it is possible kvrah lead & fundamental kwh be equal in electonic trivector meters (3 ph)
HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel
What does the term power factor shows?
How eddy current generation support the idea of train braking?
What is the actual meaning of thermal power efficiency ?
what is the difference between surge protection capacitor and surge arrestor
I am doing apprenticeship training at HT switch yard in NLC. How can i get electrical c license. ??? What r the rules for getting it as an apprentice? ??
What is difference between Harmonic and Non harmonic Capacitor Bank?
how to calculate the tarriff for an industry whose kva demand is 10 mva
if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.
How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?
what are inherent currents?