Power Systems Reflection coefficient of voltage is Rv (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? -81.82 kV 81.82 kV -18.18 kV 18.18 kV -81.82 kV 81.82 kV -18.18 kV 18.18 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a line is increased by which of the following compensation methods? shunt reactor shunt capacitor both 1 and 2 series capacitor shunt reactor shunt capacitor both 1 and 2 series capacitor ANSWER DOWNLOAD EXAMIANS APP
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? 478 MW 400 MW 456 MW 386 MW 478 MW 400 MW 456 MW 386 MW ANSWER DOWNLOAD EXAMIANS APP
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%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 30° and 45° 26° and 30° 30° and 26° 45° and 26° 30° and 45° 26° and 30° 30° and 26° 45° and 26° ANSWER DOWNLOAD EXAMIANS APP
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