Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 12.5 A 15 A 10 A 6.25 A 12.5 A 15 A 10 A 6.25 A 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 4.68 msec 1.47 msec 2.63 msec 9.68 msec 4.68 msec 1.47 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following is a medium and low head turbines Pelton and Kaplan turbines. Francis and Kaplan turbines. None of above. Kaplan and Francis turbines. Pelton and Kaplan turbines. Francis and Kaplan turbines. None of above. Kaplan and Francis turbines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 200 Amp. 350 Amp. 250 Amp. 300 Amp. 200 Amp. 350 Amp. 250 Amp. 300 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For load flow studies, What are the quantities specified at load bus are δ and Q V and δ P and Q P and V δ and Q V and δ P and Q P and V ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under over excitation synchronous phase modifier works as series capacitor shunt capacitor any of the above shunt reactor series capacitor shunt capacitor any of the above shunt reactor ANSWER DOWNLOAD EXAMIANS APP