Power Systems A CANDU reactor uses enriched uranium as fuel and ordinary water as moderator and cooler. highly enriched uranium as fuel and water as moderator and coolant. only fertile materials. natural uranium as fuel and heavy water as moderator and coolant. enriched uranium as fuel and ordinary water as moderator and cooler. highly enriched uranium as fuel and water as moderator and coolant. only fertile materials. natural uranium as fuel and heavy water as moderator and coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For head and low discharge the water turbine used Francis turbine. Pelton wheel. Kaplan wheel. propeller turbine. Francis turbine. Pelton wheel. Kaplan wheel. propeller turbine. 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? 478 MW 386 MW 456 MW 400 MW 478 MW 386 MW 456 MW 400 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fault occurring at the terminals of an unloaded synchronous generator operating at its rated voltage has resulted in the following values of currents and voltages. IR0 = j 2.37 pu IR1 = -j 3.05 pu IR2 = j 0.68 pu VR0 = VR1 = VR2 = 0.237 pu. Which of the following faults has occurred? LLG LG LL LLL LLG LG LL LLL ANSWER DOWNLOAD EXAMIANS APP
Power Systems The arc voltage produced in an AC circuit breaker is always in phase opposition with the arc current. in phase with the arc current. leading the arc current by 90°. lagging the arc current by 90°. in phase opposition with the arc current. in phase with the arc current. leading the arc current by 90°. lagging the arc current by 90°. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A buchholz relay is used for protection of a transformer against all external faults protection of a transformer against all internal faults nether 1 nor 2 both 1 and 2 protection of a transformer against all external faults protection of a transformer against all internal faults nether 1 nor 2 both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP