Power Systems Under over excitation synchronous phase modifier works as series capacitor shunt reactor shunt capacitor any of the above series capacitor shunt reactor shunt capacitor any of the above 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? 9.68 4.68 msec 1.47 msec 2.63 msec 9.68 4.68 msec 1.47 msec 2.63 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? failure of excitation over current Inter phase faults All of these failure of excitation over current Inter phase faults All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mechanical energy is supplied to a DC generator at the rate of 4200 J / S. The generator delivers 32.2 Amp at 120 V. How much energy is cost per minute of operation 25060 J. 20060 J. 20160 J. 23060 J. 25060 J. 20060 J. 20160 J. 23060 J. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 4 MJ/MVA 8 MJ/MVA 16 MJ/MVA 2 MJ/MVA 4 MJ/MVA 8 MJ/MVA 16 MJ/MVA 2 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transmission line is most practically used in load flow analysis? Nominal ∏ Nominal T nether 1 nor 2 either 1 or 2 Nominal ∏ Nominal T nether 1 nor 2 either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS