Power Systems Zero voltage regulation is possible only for leading power factor All of these lagging power factor unity power factor leading power factor All of these lagging power factor unity power factor 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? LLL LLG LL LG LLL LLG LL LG ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 10 - 15 %. 20 - 25 %. 0.5 - 1.5 %. 15 - 20 %. 10 - 15 %. 20 - 25 %. 0.5 - 1.5 %. 15 - 20 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main advantage of the Decoupled Load Flow (DLF) as compared to the NR method is accuracy is more All of these reduced memory requirements in storing the Jacobian elements number of iterations are less accuracy is more All of these reduced memory requirements in storing the Jacobian elements number of iterations are less ANSWER DOWNLOAD EXAMIANS APP
Power Systems For accurate load flow calculations on large power systems, the best method is Decoupled method G-S method N-R method All of these Decoupled method G-S method N-R method All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The overall efficiency of a steam power plant equal to product of boiler efficiency, turbine efficiency and generator efficiency. the Rankine cycle. regenerative cycle. binary vapor cycle. product of boiler efficiency, turbine efficiency and generator efficiency. the Rankine cycle. regenerative cycle. binary vapor cycle. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS