Question: A balanced three-phase source serves the following loads: Load 1: 18 kVA at 0.8 pf lagging Load 2: 10 kVA at 0.7 pf leading Load

A balanced three-phase source serves the following loads:
Load 1: 18 kVA at 0.8 pf lagging
Load 2: 10 kVA at 0.7 pf leading
Load 3: 12 kW at unity pf
Load 4: 16 kVA at 0.6 pf lagging
The magnitude of the line voltage at the load is 208 V rms at 60 Hz, and the line impedance is . Find the magnitude of the line voltage and power factor at the source.

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