DELMAR'S STANDARD TEXT OF ELECTRICITY
6th Edition
ISBN: 9780357323380
Author: Herman
Publisher: CENGAGE C
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Textbook Question
Chapter 19, Problem 8RQ
The R-L parallel circuit shown in Figure 19−1 has an apparent power of 325 VA. The circuit power factor is 66%. What is the true power in this circuit?
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53
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56
51
0
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54
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55
58
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7
56
56
55
0
57
S10
59
1
58
58
S7
0
59
S12
S11
7
$10
$10
59
0
$11
$14
$13
5
$12
S12
$11
0
513
$15
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3
S14
$14
S13
0
$15
515
SO
0
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(a)
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R₁
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1000 pF
100 pF
R₂
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(b)
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R4
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470 pF
C₁
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HH
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R₁
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L₁
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1.5 mH
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Chapter 19 Solutions
DELMAR'S STANDARD TEXT OF ELECTRICITY
Ch. 19 - 1. When an inductor and a resistor are connected...Ch. 19 - 2. An inductor and resistor are connected in...Ch. 19 - 3. What is the impedance of the circuit in...Ch. 19 - 4. What is the power factor of the circuit in...Ch. 19 - How many degrees out of phase are the current and...Ch. 19 - In the circuit shown in Figure 191, the resistor...Ch. 19 - 7. A resistor and an inductor are connected in...Ch. 19 - The R-L parallel circuit shown in Figure 191 has...Ch. 19 - The R-L parallel circuit shown in Figure 191 has...Ch. 19 - How many degrees out of phase are the total...
Ch. 19 - Incandescent lighting of 500 W is connected in...Ch. 19 - You are working on a residential heat pump. The...Ch. 19 - Prob. 1PPCh. 19 - Assume that the current flow through the resistor,...Ch. 19 - Assume that the circuit in Figure 18-1 has an...Ch. 19 - Prob. 4PPCh. 19 - In an R-L parallel circuit, R=240 and XL=360. Find...Ch. 19 - In an R-L parallel circuit, IT=0.25 amps, IR=0.125...Ch. 19 - In an R-L parallel circuit, ET=120 volts,...Ch. 19 - In an R-L parallel circuit, ET=48 volts, IT=0.25...Ch. 19 - In an R-L parallel circuit, ET=240 volts, R=560 R...Ch. 19 - In an R-L parallel circuit, ET=240 volts, R=560,...Ch. 19 - In an R-L parallel circuit, ET=208 volts, R=2.4k,...Ch. 19 - In an R-L parallel circuit, ET=480 volts, R=16,...Ch. 19 - In an R-L parallel circuit, IT=1.25 amps, R=1.2k,...Ch. 19 - In an R-L parallel circuit, true power =4.6 watts...Ch. 19 - An R-L parallel circuit is connected to 240 volts...Ch. 19 - An R-L parallel circuit has an applied voltage of...
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