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Power Systems MCQ Set 1 1. For an ac three-phase four wire system, having a voltage of 415V, with load of 120 kW and resistance of 0.05Ω at power factor of 0.75. The incurred copper losses of the system is ____ a) 4.955 kW b) 47 kW c) 49 kW d) 7.9 kW 2. The…

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