Concept explainers
The missing values in the table.
Answer to Problem 2PP
ET = 54 V | ER = 54 V | EC = 54 V |
IT = 2.5 A | IR = 1.5 A | IC = 2 A |
Z = 21.6 Ω | R = 36 Ω | XC = 27 Ω |
VA = 135 | P = 81 W | VARSC = 108 |
PF = 60 % | ∠θ =53.13 ° | C =14.736 µF |
Explanation of Solution
Given data:
The capacitive reactance XC is calculated as,
The value of the capacitor is,
The voltage drop across the capacitor,
Since the circuit is parallel R-C,
The current flowing through resistance IR will be,
The total current flowing in the parallel R-C network is,
The apparent power VA is given as,
The true power P is given as,
The reactive power VARSC is calculated as,
Power factor (PF) is calculated as,
Power factor angle θ will be,
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Chapter 23 Solutions
DELMAR'S STANDARD TEXT OF ELECTRICITY
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