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48. The 138-kV3ф line described in Problem 4.1 is 150 mi long and is delivering 15 MW at 132 kV at a 100% power factor. Find


0.17-10.79A/mi and 41. Given a 138-kV three-phase line with series impedance z shunt admittance y j5.4 x 10 mho/mi, find the
48. The 138-kV3ф line described in Problem 4.1 is 150 mi long and is delivering 15 MW at 132 kV at a 100% power factor. Find the sending-end voltage and current, the power angle θ12 (i.e.,. Vie-La), and the transmission efficiency. Use the long-line model.
0.17-10.79A/mi and 41. Given a 138-kV three-phase line with series impedance z shunt admittance y j5.4 x 10 mho/mi, find the characteristic impedance Z, the propagation constant γ, the attenuation constant a, and the phase constant β
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