Question: At full load, the line in Problem 5.16 delivers (1500 mathrm{MVA}) at (480 mathrm{kV}) to the receiving-end load. Calculate the sending-end voltage and percent voltage

At full load, the line in Problem 5.16 delivers $1500 \mathrm{MVA}$ at $480 \mathrm{kV}$ to the receiving-end load. Calculate the sending-end voltage and percent voltage regulation when the receiving-end power factor is

(a) 0.9 lagging,

(b) unity,

(c) 0.9 leading.

Problem 5.16

The $500-\mathrm{kV}, 60-\mathrm{Hz}$, three-phase line in Problems 4.20 and 4.41 has a 300-km length.

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