Power Systems The pu parameters for a 500 MVA machine on its own base are: Inertia, H = 20 pu; reactance X = 2 pu. The pu values of inertia and reactance on 100 MVA common base, respectively, are 100, 0.4 4, 0.4 4, 10 100, 10 100, 0.4 4, 0.4 4, 10 100, 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main advantage of the Decoupled Load Flow (DLF) as compared to the NR method is number of iterations are less reduced memory requirements in storing the Jacobian elements accuracy is more All of these number of iterations are less reduced memory requirements in storing the Jacobian elements accuracy is more All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of the cable is doubled, its capacitance C will be one-fourth. doubled. unchanged. one-half. one-fourth. doubled. unchanged. one-half. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following materials can be used as coolant Any of above. Heavy water. CO2. Helium. Any of above. Heavy water. CO2. Helium. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Uses of diesel power stations emergency plants. All of these peak load plant. standby plants. emergency plants. All of these peak load plant. standby plants. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by None of these increasing voltage level either 1 or 2 reducing reactance None of these increasing voltage level either 1 or 2 reducing reactance ANSWER DOWNLOAD EXAMIANS APP