50 Hz, 250 V single phase power line has the following loads placed across it in parallel; 4 kW at a pf of 0. 8 lagging; 6 kVA at a pf of 0.6 lagging; 5 kVA which includes 1.2 kVAR leading. Determine the overall pf of the system and the capacitance of the capacitor which, if connected across the mains restore the power factor to unity.

50 Hz, 250 V single phase power line has the following loads placed across it in parallel; 4 kW at a pf of 0. 8 lagging; 6 kVA at a pf of 0.6 lagging; 5 kVA which includes 1.2 kVAR leading. Determine the overall pf of the system and the capacitance of the capacitor which, if connected across the mains restore the power factor to unity.

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 2.48P

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