8 The R-L parallel circuit shown in Figure 18-1 has an apparent power of 325 VA. The circuit power factor is 66%. What is the true power in this circuit? 9 The R-L parallel circuit shown in Figure 18-1 has an apparent power of 465 VA and a true power of 320 W. What is the reactive power?
8 The R-L parallel circuit shown in Figure 18-1 has an apparent power of 325 VA. The circuit power factor is 66%. What is the true power in this circuit? 9 The R-L parallel circuit shown in Figure 18-1 has an apparent power of 465 VA and a true power of 320 W. What is the reactive power?
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Question
8 and 9
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3
2 An inductor and resistor are connected in parallel to a 120-V, 60-Hz line. The resistor has a resistance of 50 ohms, and the
inductor has an inductance of 0.2 H. What is the total current flow through the circuit?
30.15 ohms
3 What is the impedance of the circuit in Question 2?
30.15 ohms
4 What is the power factor of the circuit in Question 2?
9+BIUA CO
2B
$ How many degrees out of phase are the current and voltage in Question 2?
E
20
6 In the circuit shown in Figure 18-1, the resistor has a current flow of 6.5 A and the inductor has a current flow of 8 A. What is
the total current in this circuit?
7 A resistor and an inductor are connected in parallel. The resistor has a resistance of 24 ohms, and the inductor has an inductive
reactance of 20 ohms. What is the impedance of this circuit?
120 ohms
F3
8 The R-L parallel circuit shown in Figure 18-1 has an apparent power of 325 VA. The circuit power factor is 66%. What is the
true power in this circuit?
10 How many degrees out of phase are the total current and voltage in Question 97
D
9 The R-L parallel circuit shown in Figure 18-1 has an apparent power of 465 VA and a true power of 320 W. What is the
reactive power?
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Expert Solution
Step 1
In this qusetion figure is missing but not required for solution 8 and 9.
8.
Given,
Apparent Power = 325 VA
Power factor =
Power factor is ratio of true power and apparent power.
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