Power Systems At slack bus, which one of the following combinations of variables is not specified? P and Q P and V V and δ Q and V P and Q P and V V and δ Q and V ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 500/5. The plug setting multiplier for a fault current of 5 kA is 8 2 5 6 8 2 5 6 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power. Find the load angle? 60° 45° 35° 30° 60° 45° 35° 30° ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.05 0.25 0.02 0.025 0.05 0.25 0.02 0.025 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Tarapur nuclear power plant has which type of reactor? Pressurized water reactors. Boiling water type. CANDU type reactors. None of these. Pressurized water reactors. Boiling water type. CANDU type reactors. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 50. 25. 15. 10. 50. 25. 15. 10. ANSWER DOWNLOAD EXAMIANS APP