Power Systems If we increase the spacing between the phase conductors, the value of line inductance remains unaffected None of these decrease increase remains unaffected None of these decrease increase ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is maximum zero infinity any of the above maximum zero infinity any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10-6∠90° ℧. Find the no load receiving end voltage? 500 kV 400 kV 320 kv 600 kV 500 kV 400 kV 320 kv 600 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relays are used for the protection of which of the following lines? medium transmission lines only long transmission lines only None of these short transmission lines only medium transmission lines only long transmission lines only None of these short transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems Frequencies must be same in which of the following line to exchange the power from one place to other place ? both 1 and 2 Synchronous line No need of same frequency for exchange of power Asynchronous line both 1 and 2 Synchronous line No need of same frequency for exchange of power Asynchronous line ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 500 ohms 50 ohms 0.5 ohm 5 ohms 500 ohms 50 ohms 0.5 ohm 5 ohms ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS