5.14 A 500-km, 500-kV, 60-Hz, uncompensated three-phase line has a positive-sequence series impedance z = 0.03 +j 0.35 Q/km and a positive-sequence shunt admittance y = j 4.4 × 10¬6 S/km. Calculate: (a) Z,(b) (yl), and (c) the exact ABCD parameters for this line.

Fig: 1