Question: A 3 0 0 km , three - phase line consists of impedance, z = 0 . 5 4 6 ? 6 7 . 5

A 300 km , three-phase line consists of impedance, z=0.546?67.53km and shunt admittance, y=3.212?90Skm. The line delivers a load of 200 MW at 210 kV with 0.95 power-factor lagging.
a. Find the voltage, current, complex power, and the power factor at the sending end.
b. What are the percent regulation and efficiency of the line?
A 3 0 0 km , three - phase line consists of

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