Power Systems In load flow studies PV bus is treated as PQ bus when phase angle become high voltage at the bus become high any of the above reactive power goes beyond limit phase angle become high voltage at the bus become high any of the above reactive power goes beyond limit ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulator thickness on the conductor, in cables depends upon voltage power factor current reactive power voltage power factor current reactive power ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Peterson coil. Resistance. Solid. Reactance. Peterson coil. Resistance. Solid. Reactance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is Rs/hr RsMW/hr MWhr/Rs Rs/MWhr Rs/hr RsMW/hr MWhr/Rs Rs/MWhr 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? LG LL LLG LLL LG LL LLG LLL ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the tests performed for oil-filled and gas-filled cables ? All of these. Thermal stability test. Load cycle tests. Impulse tests. All of these. Thermal stability test. Load cycle tests. Impulse tests. ANSWER DOWNLOAD EXAMIANS APP