Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have 0.707 lagging power factor zero power factor 0.707 leading power factor unity power factor 0.707 lagging power factor zero power factor 0.707 leading power factor unity power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following buses is/are not PV buses? both 1 and 2 reactive power support buses voltage control buses fixed shunt capacitor buses both 1 and 2 reactive power support buses voltage control buses fixed shunt capacitor buses ANSWER DOWNLOAD EXAMIANS APP
Power Systems As the frequency of the system is increased, the charging MVAR decreases increases None of these remains unaffected decreases increases None of these remains unaffected 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 LG LL LLG LLL LG LL LLG ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas turbine power plants for maximum efficient may have All of above. Heat exchangers. Reheating. Multistage compression. All of above. Heat exchangers. Reheating. Multistage compression. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The essential requirement(s) for power plants to be operated as peak load plants are Capability of quick starts. All of these Low capital cost. Quick response to load variation. Capability of quick starts. All of these Low capital cost. Quick response to load variation. ANSWER DOWNLOAD EXAMIANS APP
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