A 250V rms system is supplying three parallel loads. One draws 20 kW at unity power factor, a second uses 25 kVA at 0.8 power factor lagging, and third requires a power of 30 kW at 0.75 power factor lagging. Find a. Total power supplied by the source b. Total apparent power supplied by the source c. At what power factor does the source operate? O 70 kW, 81.36 kVA, 0.8604 lag. 81.36 kW, 70 kVA, 0.8604 lead. O 81.36 kW, 70 kVA, 0.8604 lag. 70 kW, 81.36 kVA, 0.8604 lead.

A 250V rms system is supplying three parallel loads. One draws 20 kW at unity power factor, a second uses 25 kVA at 0.8 power factor lagging, and third requires a power of 30 kW at 0.75 power factor lagging. Find a. Total power supplied by the source b. Total apparent power supplied by the source c. At what power factor does the source operate? O 70 kW, 81.36 kVA, 0.8604 lag. 81.36 kW, 70 kVA, 0.8604 lead. O 81.36 kW, 70 kVA, 0.8604 lag. 70 kW, 81.36 kVA, 0.8604 lead.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.30MCQ: Under balanced operating conditions, consider the three-phase complex power delivered by the...

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