Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 400 MW 456 MW 386 MW 478 MW 400 MW 456 MW 386 MW 478 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power. Find the load angle? 45° 35° 60° 30° 45° 35° 60° 30° 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? Zs*√(1 + Kcsh) Zs/√(1 + Kcsh) All of these √(1 + Kcsh)/Zs Zs*√(1 + Kcsh) Zs/√(1 + Kcsh) All of these √(1 + Kcsh)/Zs ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has (2 + j4)Ω impedance, 100 MVA and base voltage is 10 KV. Find the per unit impedance value of transmission line? (4 + j8 ) pu (1 + j2 ) pu (2 + j4 ) pu (0.5 + j1 ) pu (4 + j8 ) pu (1 + j2 ) pu (2 + j4 ) pu (0.5 + j1 ) pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under excited Synchronous phase modifier works as any of the above shunt capacitor series capacitor shunt reactor any of the above shunt capacitor series capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Buchholz relay is used for protection of bus bar. alternator. transformer. none of these. bus bar. alternator. transformer. none of these. ANSWER DOWNLOAD EXAMIANS APP
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