A balanced three phase Y system has Van 120 0 V rms and Z 51 j45 If the line impedance per phase is 0 4 j1 2 , find the total complex power delivered to the load

Question: A balanced three-phase Y- system has Van = 120 0 V rms and = Z = 51 + j45. If the line impedance per phase

A balanced three-phase Y-Δ system has Van = 120 ∠0° V rms and = ZΔ = 51 + j45Ω. If the line impedance per phase is 0.4 + j1.2 Ω, find the total complex power delivered to the load.

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