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? Zs/√(1 + Kcsh) √(1 + Kcsh)/Zs Zs*√(1 + Kcsh) All of these Zs/√(1 + Kcsh) √(1 + Kcsh)/Zs Zs*√(1 + Kcsh) All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.4 pu 1 pu 0.5 pu 0.8 pu 0.4 pu 1 pu 0.5 pu 0.8 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Resistance switching in normally employed in all breakers. air blast circuit breaker. minimum oil breakers. bulk oil breakers. all breakers. air blast circuit breaker. minimum oil breakers. bulk oil breakers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power station has fuel consumption of 0.28 Kg per kWh. The calorific value of fuel is being 10000 KCal / kg. Determine the overall efficiency 30.7 %. 40 %. 40.85 %. 30.26 %. 30.7 %. 40 %. 40.85 %. 30.26 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Plug setting of a relay can be altered by varying adjustable back up stop. none of these. no. of ampere-turns. air gap of magnetic path. adjustable back up stop. none of these. no. of ampere-turns. air gap of magnetic path. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rating of fuse wire is expressed in Ω. Mho. Ampere. Watts. Ω. Mho. Ampere. Watts. ANSWER DOWNLOAD EXAMIANS APP
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