Three loads are connected in parallel across a 2400 V (rms) line as shown here. Load # 1 absorbs 18 KW and 24 KVAR. Load # 2 absorbs 60 KVA at 0.6 pf lead. Load # 3 absorbs 18 KW at unity power factor. a) Find the impedance that is equivalent to the three parallel loads. (Answer: (72 – j24) Ω) b) Find the power factor of the equivalent load. (Answer: 0.9487)

Three loads are connected in parallel across a 2400 V (rms) line as shown here. Load # 1 absorbs 18 KW and 24 KVAR. Load # 2 absorbs 60 KVA at 0.6 pf lead. Load # 3 absorbs 18 KW at unity power factor. a) Find the impedance that is equivalent to the three parallel loads. (Answer: (72 – j24) Ω) b) Find the power factor of the equivalent load. (Answer: 0.9487)

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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