The following information is given in connection with a parallel connected impedances: Za = (13 – j7.5) ohms, Zb = (R + j10) ohms. Determine the value of R if the power factor is: (a) 1 (b) 0.75 lagging

The following information is given in connection with a parallel connected impedances: Za = (13 – j7.5) ohms, Zb = (R + j10) ohms. Determine the value of R if the power factor is: (a) 1 (b) 0.75 lagging

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 2.3P: The instantaneous voltage across a circuit element is v(t)=400sin(t+30)volts, and the instantaneous...

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Question

The following information is given in connection with a parallel connected impedances: Z_a = (13 – j7.5) ohms, Z_b = (R + j10) ohms. Determine the value of R if the power factor is:

(a) 1

(b) 0.75 lagging.

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