Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Buchholz relay Over fluxing relay Differential relay Over current relay Buchholz relay Over fluxing relay Differential relay Over current relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the sag(S) of a transmission line? S = wl²/16T S = wl²/2T S = wl²/4T S = wl²/8T S = wl²/16T S = wl²/2T S = wl²/4T S = wl²/8T ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is not a secondary nuclear fuel Pu239. U235. U233. None of above. Pu239. U235. U233. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following are the fertile materials U238 and Pu239. U238 and Th239. U238 and Th232. U233 and Pu239. U238 and Pu239. U238 and Th239. U238 and Th232. U233 and Pu239. 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 Charging current under no load? 0.512∠90° A/phase 0.344∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 290 kHz 2.9 kHz 29 kHz 29 MHz 290 kHz 2.9 kHz 29 kHz 29 MHz ANSWER DOWNLOAD EXAMIANS APP
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