Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 1000 10 9000 90 1000 10 9000 90 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following faults is/are treated as external faults? Over voltage Failure of excitation All of these Failure of prime mover of the generator Over voltage Failure of excitation All of these Failure of prime mover of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following are the fissile materials U238 and Th232. U235, U233 and Pu239. U235 and Th239. None of these. U238 and Th232. U235, U233 and Pu239. U235 and Th239. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line parameters of the short transmission line are Z,0,Y,1 1,Z,0,1 1,0,Y,1 1,Z,Y,1 Z,0,Y,1 1,Z,0,1 1,0,Y,1 1,Z,Y,1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is 75% 25% 33.33% 66.66% 75% 25% 33.33% 66.66% ANSWER DOWNLOAD EXAMIANS APP
Power Systems In load flow studies PV bus is treated as PQ bus when voltage at the bus become high any of the above phase angle become high reactive power goes beyond limit voltage at the bus become high any of the above phase angle become high reactive power goes beyond limit ANSWER DOWNLOAD EXAMIANS APP