Power Systems If the load is short circuited, then reflection coefficient of voltage is 0 -1 1 -2 0 -1 1 -2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand? 5 cm 15 cm 1 cm 1.5 cm 5 cm 15 cm 1 cm 1.5 cm 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? 386 MW 456 MW 400 MW 478 MW 386 MW 456 MW 400 MW 478 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The neutral of 10 MVA, 11 kV alternator is earthed through a resistance of 5 ohms. The fault ready is set to operate at 0.75 A. The current transformers have a ratio of 1000/5. What is the percentage of the alternator winding is protected? 85% 15% 88.2% 11.8% 85% 15% 88.2% 11.8% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants normally operage at high speeds Diesel engine. Hydro electric. Petrol engine. Thermal. Diesel engine. Hydro electric. Petrol engine. Thermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems MCB stands for maximum capacity breaker. miniature circuit breaker. minimum capacity breaker. molded circuit breaker. maximum capacity breaker. miniature circuit breaker. minimum capacity breaker. molded circuit breaker. ANSWER DOWNLOAD EXAMIANS APP
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