Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.025 0.02 0.05 0.25 0.025 0.02 0.05 0.25 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm sinωt? 2.63 msec 9.68 msec 1.47 msec 4.68 msec 2.63 msec 9.68 msec 1.47 msec 4.68 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? both 1 and 2 over current relays Differential relays Buccholz relays both 1 and 2 over current relays Differential relays Buccholz relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against temperature. short circuit. over voltage. overload. temperature. short circuit. over voltage. overload. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system? 0.75 0.5 0.25 1 0.75 0.5 0.25 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following are the fertile materials U233 and Pu239. U238 and Pu239. U238 and Th232. U238 and Th239. U233 and Pu239. U238 and Pu239. U238 and Th232. U238 and Th239. ANSWER DOWNLOAD EXAMIANS APP