Power Systems If a fault occurs on any feeder, the fault current is none of these. equal to unsectional bus bar. much lower than with unsectional bus bar. much higher than with unsectional bus bar. none of these. equal to unsectional bus bar. much lower than with unsectional bus bar. much higher than with unsectional bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 456 MW 478 MW 400 MW 386 MW 456 MW 478 MW 400 MW 386 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems MCB stands for miniature circuit breaker. molded circuit breaker. maximum capacity breaker. minimum capacity breaker. miniature circuit breaker. molded circuit breaker. maximum capacity breaker. minimum capacity breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems More efficient plants are used as both 1 and 2 base load plant None of these peak load plant both 1 and 2 base load plant None of these peak load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load current in short circuit calculations are neglected because short circuit currents are much larger than load currents both 1 and 2 short circuit currents are greatly out of phase with load currents nether 1 nor 2 short circuit currents are much larger than load currents both 1 and 2 short circuit currents are greatly out of phase with load currents nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Over fluxing relay Differential relay Over current relay Buchholz relay Over fluxing relay Differential relay Over current relay Buchholz relay ANSWER DOWNLOAD EXAMIANS APP