Delmar's Standard Textbook Of Electricity
7th Edition
ISBN: 9781337900348
Author: Stephen L. Herman
Publisher: Cengage Learning
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Textbook Question
Chapter 17, Problem 8PP
In an R-L series circuit, the apparent power is 560 VA, PF = 62%. Find reactive power.
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Chapter 17 Solutions
Delmar's Standard Textbook Of Electricity
Ch. 17 - 1. What is the relationship of voltage and current...Ch. 17 - What is the relationship of voltage and current...Ch. 17 - 3. What is power factor?
Ch. 17 - 4. A circuit contains a 20- resistor and an...Ch. 17 - 5. An R-L series circuit has a power factor of...Ch. 17 - 6. An R-L series circuit has an apparent power of...Ch. 17 - 7. The resistor in an R-L series circuit has a...Ch. 17 - 8. An R-L series circuit has a reactive power of...Ch. 17 - 9. An R-L series circuit contains a resistor and...Ch. 17 - 10. What is the voltage drop across the resistor...
Ch. 17 - 11. A phase angle meter connected in an R-L series...Ch. 17 - 12. An R-L series circuit has a power factor of...Ch. 17 - An AC electric motor is connected to a 240-V,...Ch. 17 - You are a journeyman electrician working in an...Ch. 17 - Assume that the circuit shown in Figure 17-2 is...Ch. 17 - Assume that the voltage drop across the resistor,...Ch. 17 - Assume the circuit shown in Figure 17-2 has an...Ch. 17 - Assume the circuit shown in Figure 17-2 has a...Ch. 17 - In an R-L series circuit,...Ch. 17 - In an R-L series circuit,...Ch. 17 - In an R-L series circuit,...Ch. 17 - In an R-L series circuit, the apparent power is...Ch. 17 - 9. An R-L series circuit is connected to a 60-Hz,...Ch. 17 - In an R-L series circuit, Z=88,R=32.FindXL.Ch. 17 - In an R-L series circuit, apparent power = 450 VA,...Ch. 17 - In an R-L series circuit, =22, true power = 94...Ch. 17 - An R-L series circuit contains two resistors and...Ch. 17 - An R-L series circuit contains two resistors and...Ch. 17 - An R-L series circuit contains two resistors and...Ch. 17 - An R-L series circuit contains two resistors and...
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- An RC series circuit has a total impedance of 84 . The resistor has a value of 32 . What is the capacitive reactance of the capacitor? XC=Z2R2arrow_forwardWhich of the following is the capacitance of an 88-microfarad and a 108-microfarad starting capacitor connected in series? 196 microfarad 96 microfarad 48 microfarad 40 microfaradarrow_forwardA RL series circuit has an apparent power of 650 VA and true power of 375 watts. What is the reactive power in the circuit?arrow_forward
- At lower half power frequency current in series R-L-C circuit has the phase relation with reference to supply voltage as Select one: a. 45° lag. b. 45° lead. c. 90° lag. d. 90° lead.arrow_forward1047 Determine i, in the circuit of F 10 sin(r - 30°) Varrow_forwardIn a series RL circuit, what is the power on the inductor? Do not calculate overall power, just the inductor.arrow_forward
- A circuit has a true power demand of 4W and a reactive power demand of 3VAR. What is the value of the apparent power?arrow_forwardIn an RL Series circuit with R= 1.2 kN and L= 15 mH coil across an AC source 20v, 10 kHz . The magnitude of the total impedance is Select one: a. NONE OF THESE b. 1526 Ohm c. 2.25 Ohm d. 1.526 Ohmarrow_forwardIn a parallel RLC circuit R=55ohms, L=0.08H and C=1 micro Farad.Current is 1.8A, Frequency is 60Hz. Find impedance of the circuit,applied voltage, current through each component and the angle.arrow_forward
- As the power factor of a circuit is increased, ___ . a. Reactive power is decreased b. Active power is decreased c. Reactive power is increased d. Both active and reactive power are increasedarrow_forward16. Aresistor of 5.0 © an inductor of 22.0 jiH and a capacitor of 150 pF are in parallel. The frequency is 1.00 MHz. What is the complex impedance, R+ jX? = A510-/49, * B.510+/49. - C.462-ji40. = D.462+/149.arrow_forwardFind the impedance of a series connection resistor and an inductor.the inductance is L=1mH.the resistance is R=1kohm and the angular frequency is 2.10^5rad/secarrow_forward
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