Physics (5th Edition)
5th Edition
ISBN: 9780321976444
Author: James S. Walker
Publisher: PEARSON
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Textbook Question
Chapter 24, Problem 92GP
An ac generator supplies an rms voltage of 5.00 V to an RL circuit. At a frequency of 20.0 kHz the rms current in the circuit is 45.0 mA; at a frequency of 25.0 kHz the rms current is 40.0 mA. What are the values of R and L in this circuit?
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An ac generator supplies an rms voltage of 5.00 V to an RL circuit. At a frequency of 20.0 kHz the rms current in the circuit is45.0 mA; at a frequency of 25.0 kHz the rms current is 40.0 mA.What are the values of R and L in this circuit?
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Chapter 24 Solutions
Physics (5th Edition)
Ch. 24.1 - A circuit has a sinusoidally varying current whose...Ch. 24.2 - Circuit 1 has a capacitor with a capacitance C and...Ch. 24.3 - The two circuits shown in Figure 24-14 have...Ch. 24.4 - A circuit consists of an ac generator and an...Ch. 24.5 - Prob. 5EYUCh. 24.6 - An RLC circuit has a resonance frequency of 60 Hz....Ch. 24 - Why is the current in an ac circuit not always in...Ch. 24 - An LC circuit is driven at a frequency higher than...Ch. 24 - An LC circuit is driven at a frequency lower than...Ch. 24 - Prob. 4CQ
Ch. 24 - Prob. 5CQCh. 24 - Two RLC circuits have different values of L and C....Ch. 24 - Can an RLC circuit have the same impedance at two...Ch. 24 - An ac generator produces a peak voltage of 75 V....Ch. 24 - In many European homes the rms voltage available...Ch. 24 - An rms voltage of 120 V produces a maximum current...Ch. 24 - The rms current in an ac circuit with a resistance...Ch. 24 - A 3.33-k resistor is connected to a generator with...Ch. 24 - A 75-watt lightbulb uses an average power of 75 W...Ch. 24 - Inverter Efficiency An array of solar panels...Ch. 24 - Prob. 8PCECh. 24 - The reactance of a capacitor is 65 at a frequency...Ch. 24 - The capacitive reactance of a capacitor at 60 0 Hz...Ch. 24 - A 105-F capacitor is connected to an ac generator...Ch. 24 - The rms voltage across a 0.010-F capacitor is 2.8...Ch. 24 - Predict/Calculate The rms current through a 55.5-F...Ch. 24 - The maximum current in a 22-F capacitor connected...Ch. 24 - PredicCalculate An rms voltage of 20 5 V with a...Ch. 24 - A circuit consists of a 2.00-kHz generator and a...Ch. 24 - A 0.22-F capacitor is connected to an ac generator...Ch. 24 - At what frequency will a generator with an rms...Ch. 24 - PredicCalculate A 22 0-Fcapacitor is connected to...Ch. 24 - Find the impedance of a 60 0-Hz circuit with a...Ch. 24 - An ac generator with a frequency of 125 Hz and an...Ch. 24 - The rms current in an RC circuit is 0.72 A. The...Ch. 24 - When an ac generator with a frequency of 180 Hz...Ch. 24 - A 50 0-Hz generator with an rms voltage of 115 V...Ch. 24 - (a) At what frequency must the circuit in Problem...Ch. 24 - Find the power factor for an RC circuit connected...Ch. 24 - Predict/Calculate (a) Determine the power factor...Ch. 24 - Square-Wave Voltage II The square-wave voltage...Ch. 24 - Prob. 29PCECh. 24 - An inductor has a reactance of 56 5 at 85 0 Hz....Ch. 24 - What is the rms current in a 97 5-mH inductor when...Ch. 24 - What rms voltage is required to produce an rms...Ch. 24 - Loudspeaker Impedance A loudspeakers impedance is...Ch. 24 - Prob. 34PCECh. 24 - A 525- resistor and a 295-mH inductor are...Ch. 24 - The rms current in an RL circuit is 0 26 A when it...Ch. 24 - An ac generator with a frequency of 1 55 kHz and...Ch. 24 - Predict/Calculate An rms voltage of 22 2 V with a...Ch. 24 - A 0.22-H inductor is connected to an ac generator...Ch. 24 - The phase angle in a certain RL circuit is 68 at a...Ch. 24 - (a) Sketch the phasor diagram for an ac circuit...Ch. 24 - A large air conditioner has a resistance of 7 0 ...Ch. 24 - Prob. 43PCECh. 24 - Prob. 44PCECh. 24 - Prob. 45PCECh. 24 - Predict/Explain (a) When the ac generator in...Ch. 24 - Prob. 47PCECh. 24 - Predict/Explain (a) When the ac generator in...Ch. 24 - Find the rms voltage across each element in an RLC...Ch. 24 - What is the impedance of a 1 50-kQ resistor, a...Ch. 24 - Consider the circuit shown in Figure 24-34 The ac...Ch. 24 - What is the phase angle in an RLC circuit with R =...Ch. 24 - An ac voltmeter, which displays the rms voltage...Ch. 24 - Prob. 54PCECh. 24 - (a) Sketch the phasor diagram for an ac circuit...Ch. 24 - A generator connected to an RLC circuit has an rms...Ch. 24 - Prob. 57PCECh. 24 - Predict/Explain In an RLC circuit a second...Ch. 24 - An RLC circuit has a resonance frequency of 1 9...Ch. 24 - The Magnetron A magnetron in a kitchen microwave...Ch. 24 - At resonance, the rms current in an RLC circuit is...Ch. 24 - The resistance in an RLC circuit is doubled (a)...Ch. 24 - Predict/Calculate The capacitive reactance in an...Ch. 24 - Predict/Calculate The capacitive reactance in an...Ch. 24 - A 115- resistor, a 67 6-mH inductor, and a 189-F...Ch. 24 - (a) Find the frequency at which an 18-F capacitor...Ch. 24 - Consider an RLC circuit with R = 105 , L- 518 mH,...Ch. 24 - Predict/Calculate An RLC circuit has a resonance...Ch. 24 - An RLC circuit has a capacitance of 0 29 F. (a)...Ch. 24 - CE BIO Persistence of Vision Although an...Ch. 24 - CE An RLC circuit is driven at its resonance...Ch. 24 - CE Predict/Explain Suppose the circuits shown in...Ch. 24 - Prob. 73GPCh. 24 - Prob. 74GPCh. 24 - A 4 40-F and an 8.80-F capacitor are connected in...Ch. 24 - A 4.40-F and an 8.80-F capacitor are connected in...Ch. 24 - A 12.5-F capacitor and a 47.5-F capacitor are...Ch. 24 - CE A generator drives an RLC circuit with the...Ch. 24 - Trapped on a deserted island, you salvage some...Ch. 24 - Predict/Calculate When a certain resistor is...Ch. 24 - Find the average power consumed by an RC circuit...Ch. 24 - A 1 15-k resistor and a 505-mH inductor are...Ch. 24 - Prob. 83GPCh. 24 - Predict/Calculate Figure 24-39 shows the phasor...Ch. 24 - Prob. 85GPCh. 24 - Predict/Calculate Black-Box Experiment You are...Ch. 24 - An RLC circuit with R = 20.0 , L = 295 mH, and C =...Ch. 24 - A Light-Dimmer Circuit The intensity of a...Ch. 24 - An electric motor with a resistance of 15 arid an...Ch. 24 - Predict/Calculate Tuning a Radio A radio tuning...Ch. 24 - If the maximum voltage in the square wave shown in...Ch. 24 - An ac generator supplies an rms voltage of 5.00 V...Ch. 24 - An RC circuit consists of a resistor R = 32 , a...Ch. 24 - Prob. 94PPCh. 24 - Prob. 95PPCh. 24 - Prob. 96PPCh. 24 - Prob. 97PPCh. 24 - Prob. 98PPCh. 24 - Prob. 99PP
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