Two impedances (14 +j5)Nand (18 +j10) N are connected in parallel across a 200-V, 50-Hz supply. Determine (a) the admittance of each branch and of the entire circuit ; (b) the total current, power, and power factor and (c) the capacitance which when connected in parallel with the original circuit will make the resultant power factor unity. [(a) (0.0634 –j0.0226), (0.0424 -j0.023) (0.1058 –j0.0462 S) (b) 23.1 A, 4.232 kW, 0.915 (c) 147 µF]

Two impedances (14 +j5)Nand (18 +j10) N are connected in parallel across a 200-V, 50-Hz supply. Determine (a) the admittance of each branch and of the entire circuit ; (b) the total current, power, and power factor and (c) the capacitance which when connected in parallel with the original circuit will make the resultant power factor unity. [(a) (0.0634 –j0.0226), (0.0424 -j0.023) (0.1058 –j0.0462 S) (b) 23.1 A, 4.232 kW, 0.915 (c) 147 µF]

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 2.18P: Let a series RLC network be connected to a source voltage V, drawing a current I. (a) In terms of...

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