A balanced three-phase source furnishes power to the following three loads:
Load 1: 1 kVA at 0.83 pf lagging
Load 2: unknown
Load 3: 8 kW at 0.7071 pf leading
If the line current is 84.6 A (rms), the line voltage at the load is 208 V (rms), the combined load has a 0.8 pf lagging, determine the unknown load.
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