Power Systems Fault calculations using computer are usually done by Y bus method None of these either 1 or 2 Z bus method Y bus method None of these either 1 or 2 Z bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 5 pu 7 pu 3.535 pu 5.353 pu 5 pu 7 pu 3.535 pu 5.353 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reactor, chain reactor is controlled by introducing cadmium rods. iron rods. brass rods. graphite rods. cadmium rods. iron rods. brass rods. graphite rods. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Demand factor of a plant is 0 greater than 1 1 less than 1 0 greater than 1 1 less than 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is compensated with shunt capacitance Csh. If the uncompensated transmission line surge impedance is Zs, then find the new surge impedance Zn after shunt compensation? √(1 + Kcsh)/Zs Zs/√(1 + Kcsh) Zs*√(1 + Kcsh) All of these √(1 + Kcsh)/Zs Zs/√(1 + Kcsh) Zs*√(1 + Kcsh) All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 400 kV power network, 360 kV is recorded at 400 kV bus. The reactive power absorbed by a shunt reactor for 50 MVAr, 400 kV connected at the bus is 55.56 MVAr. 45.0 MVAr. 61.73 MVAr. 40.5 MVAr. 55.56 MVAr. 45.0 MVAr. 61.73 MVAr. 40.5 MVAr. ANSWER DOWNLOAD EXAMIANS APP