a) Find the average power dissipated in the line in Figure 3. b) Find the capacitance that when connected in parallel with the load will raise the load power factor to unity. c) What is the equivalent impedance of the load in (b)? d) Find the average power dissipated in the line when the capacitive reactance is connected across the load. e) Express the power loss in (d) as a percentage of the power loss found in (a). 270/0° V (rms) 602 w j801 Ω 30 Ω j40 Ω Source Line Load
a) Find the average power dissipated in the line in Figure 3. b) Find the capacitance that when connected in parallel with the load will raise the load power factor to unity. c) What is the equivalent impedance of the load in (b)? d) Find the average power dissipated in the line when the capacitive reactance is connected across the load. e) Express the power loss in (d) as a percentage of the power loss found in (a). 270/0° V (rms) 602 w j801 Ω 30 Ω j40 Ω Source Line Load
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 2.7MCQ
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Question
I think I did A correctly by using the P = VI equation. I first found the current through the circuit, then multiplied it by the Vs. How do I solve B?

Transcribed Image Text:a) Find the average power dissipated in the line in Figure 3.
b) Find the capacitance that when connected in parallel with the load will raise
the load power factor to unity.
c) What is the equivalent impedance of the load in (b)?
d) Find the average power dissipated in the line when the capacitive reactance is
connected across the load.
e) Express the power loss in (d) as a percentage of the power loss found in (a).
270/0°
V (rms)
602
w
j801
Ω
30 Ω
j40 Ω
Source
Line
Load
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