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? 4.68 msec 2.63 msec 9.68 1.47 msec 4.68 msec 2.63 msec 9.68 1.47 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? Y bus matrix Z bus matrix Unit matrix null matrix Y bus matrix Z bus matrix Unit matrix null matrix 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 Which of the following will take least time in starting from cold condition to full load operation Hydro electric power plant. Thermal power plant. Nuclear power plant. Gas turbine plant. Hydro electric power plant. Thermal power plant. Nuclear power plant. Gas turbine plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 5. 20. 7. 3. 5. 20. 7. 3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stability of a transmission line can be increased by series capacitor shunt reactor shunt capacitor both 1 and 2 series capacitor shunt reactor shunt capacitor both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP