Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system? 0.5 0.75 1 0.25 0.5 0.75 1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j1 pu j9 pu j3 pu j6 pu j1 pu j9 pu j3 pu j6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the relation between sub transient (X"), transient (X') and synchronous reactance (X) ? X" < X' < X X" > X' >X X" < X' > X X" > X' < X X" < X' < X X" > X' >X X" < X' > X X" > X' < X ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is 200 MW 400 MW 1600 MW 800 MW 200 MW 400 MW 1600 MW 800 MW ANSWER DOWNLOAD EXAMIANS APP
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? 9000 1000 90 10 9000 1000 90 10 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 cosωt? 2.63 msec 4.68 msec 9.68 1.47 msec 2.63 msec 4.68 msec 9.68 1.47 msec ANSWER DOWNLOAD EXAMIANS APP