Power Systems Demand factor of a plant is less than 1 1 greater than 1 0 less than 1 1 greater than 1 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 3.000 pu. 0.200 pu. 0.075 pu. 0.125 pu. 3.000 pu. 0.200 pu. 0.075 pu. 0.125 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following faults is/are treated as external faults? Over voltage All of these Failure of prime mover of the generator Failure of excitation Over voltage All of these Failure of prime mover of the generator Failure of excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission line positive sequence reactance Xs - Xm Xs +2 Xm Xm - Xs 2Xs + Xm Xs - Xm Xs +2 Xm Xm - Xs 2Xs + Xm ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by decreasing generator inertia All of these using double circuit line instead of single circuit line single pole switching decreasing generator inertia All of these using double circuit line instead of single circuit line single pole switching ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as shunt capacitor any of the above medium transmission line long transmission line shunt capacitor any of the above medium transmission line long transmission line ANSWER DOWNLOAD EXAMIANS APP
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