University Physics with Modern Physics (14th Edition)
14th Edition
ISBN: 9780321973610
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 31, Problem 31.11E
A 0.180-H inductor is connected in series with a 90.0-Ω resistor and an ac source. The voltage across the inductor υL = −(12.0 V)sin[(480 rad/s)/t], (a) Derive an expression for the voltage υR across the resistor, (b) What is υR at t = 2.00 ms?
Expert Solution & Answer
Learn your wayIncludes step-by-step video
schedule04:36
Students have asked these similar questions
A resistor ( R = 9.00 × 102 Ω), a capacitor (C = 0.250 µF), and an inductor (L = 2.50 H) are connected in series across a 2.40 × 102-Hz AC source for which ΔV max = 1.40 × 102 V. Calculate (a) the impedance of the circuit, (b) the maximum current delivered by the source, and (c) the phase angle between the current and voltage. (d) Is the current leading or lagging the voltage?
A 200 Ω resistor, 1.6 H inductor, and 3.0 μF capacitor are connected in series across a 60 Hz, 120 V power supply. Calculate (a) the inductive reactance of the circuit, (b) its capacitive reactance, (c) its impedance, (d) the current through the circuit, and (e) the phase angle.
A generator with an adjustable frequency of oscillation is wired in series to an inductor of L = 2.50 mH and a capacitor of C = 3.00 mF. At what frequency does the generator produce the largest possible current amplitude in the circuit?
Chapter 31 Solutions
University Physics with Modern Physics (14th Edition)
Ch. 31.1 - The accompanying figure shows four different...Ch. 31.2 - An oscillating voltage of fixed amplitude is...Ch. 31.3 - Rank the following ac circuits in order of their...Ch. 31.4 - Prob. 31.4TYUCh. 31.5 - How does the resonance frequency of an L-R-C...Ch. 31.6 - Each of the following four transformers has 1000...Ch. 31 - Household electric power in most of western Europe...Ch. 31 - The current in an ac power line changes direction...Ch. 31 - In an ac circuit, why is the average power for an...Ch. 31 - Equation (31.14) was derived by using the...
Ch. 31 - Prob. 31.5DQCh. 31 - Equation (31.9) says that ab = L di/dt (see Fig....Ch. 31 - Is it possible for the power factor of an L-R-C...Ch. 31 - In an L-R-C series circuit, can the instantaneous...Ch. 31 - In an L-R-C series circuit, what are the phase...Ch. 31 - When an L-R-C series circuit is connected across a...Ch. 31 - Prob. 31.11DQCh. 31 - A light bulb and a parallel-plate capacitor with...Ch. 31 - A coil of wire wrapped on a hollow tube and a...Ch. 31 - A circuit consists of a light bulb, a capacitor,...Ch. 31 - A circuit consists of a light bulb, a capacitor,...Ch. 31 - Prob. 31.16DQCh. 31 - An ideal transformer has N1, windings in the...Ch. 31 - An inductor, a capacitor, and a resistor are all...Ch. 31 - You want to double the resonance angular frequency...Ch. 31 - Prob. 31.1ECh. 31 - A sinusoidal current i = I cos t has an rms value...Ch. 31 - The voltage across the terminals of an ac power...Ch. 31 - A capacitor is connected across an ac source that...Ch. 31 - An inductor with L = 9.50 mH is connected across...Ch. 31 - A capacitance C and an inductance L are operated...Ch. 31 - Kitchen Capacitance. The wiring for a refrigerator...Ch. 31 - (a) Compute the reactance of a 0.450-H inductor at...Ch. 31 - (a) What is the reactance of a 3.00-H inductor at...Ch. 31 - A Radio Inductor. You want the current amplitude...Ch. 31 - A 0.180-H inductor is connected in series with a...Ch. 31 - A 250- resistor is connected in series with a...Ch. 31 - A 150- resistor is connected in series with a...Ch. 31 - You have a 200- resistor, a 0.400-H inductor, and...Ch. 31 - The resistor, inductor, capacitor, and voltage...Ch. 31 - Prob. 31.16ECh. 31 - In an L-R-C series circuit, the rms voltage across...Ch. 31 - A resistor with R = 300 and an inductor are...Ch. 31 - The power of a certain CD player operating at 120...Ch. 31 - In an L-R-C series circuit, the components have...Ch. 31 - (a) Show that for an L-R-C series circuit the...Ch. 31 - (a) Use the results of part (a) of Exercise 31.21...Ch. 31 - An L-R-C series circuit with L = 0.120 H, R = 240...Ch. 31 - An L-R-C series circuit is connected to a 120-Hz...Ch. 31 - A series ac circuit contains a 250- resistor, a...Ch. 31 - In an L-R-C series circuit the source is operated...Ch. 31 - Analyzing an L-R-C Circuit. You have a 200-...Ch. 31 - An L-R-C series circuit is constructed using a...Ch. 31 - In an L-R-C series circuit, R = 300, L = 0.400 H,...Ch. 31 - An L-R-C series circuit consists of a source with...Ch. 31 - In an L-R-C series circuit, R = 150 , L = 0.750 H,...Ch. 31 - In an L-R-C series circuit, R = 400 , L = 0.350 H,...Ch. 31 - In an L-R-C series circuit, L = 0.280 H and C =...Ch. 31 - Section 31.6 Transformers 31.34Off to Europe! You...Ch. 31 - A Step-Down Transformer. A transformer connected...Ch. 31 - A Step-Up Transformer. A transformer connected to...Ch. 31 - A coil has a resistance of 48.0 . At a frequency...Ch. 31 - Prob. 31.38PCh. 31 - An L-R-C series circuit has C = 4.80 F, L = 0.520...Ch. 31 - Five infinite-impedance voltmeters, calibrated to...Ch. 31 - CP A parallel-plate capacitor having square plates...Ch. 31 - Prob. 31.42PCh. 31 - A series circuit has an impedance of 60.0 and a...Ch. 31 - A large electromagnetic coil is connected to a...Ch. 31 - In an L-R-C series circuit, R = 300 , XC = 300 ,...Ch. 31 - At a frequency 1, the reactance of a certain...Ch. 31 - A High-Pass Filter. One application of L-R-C...Ch. 31 - A Low-Pass Filter. Figure P31.48 shows a low-pass...Ch. 31 - An L-R-C series circuit is connected to an ac...Ch. 31 - An L-R-C series circuit is connected to an ac...Ch. 31 - In an L-R-C series circuit the magnitude of the...Ch. 31 - In an L-R-C series circuit, the phase angle is...Ch. 31 - An L-R-C series circuit has R = 500 . L = 2.00 H,...Ch. 31 - The L-R-C Parallel Circuit. A resistor, an...Ch. 31 - The impedance of an L-R-C parallel circuit was...Ch. 31 - A 400- resistor and a 6.00-F capacitor are...Ch. 31 - An L-R-C series circuit consists of a 2.50-F...Ch. 31 - An L-R-C series circuit has R = 60.0 , L = 0.800...Ch. 31 - In an L-R-C series circuit, the source has a...Ch. 31 - In an L-R-C series ac circuit, the source has a...Ch. 31 - A resistance R, capacitance C, and inductance L...Ch. 31 - The Resonance Width. Consider an L-R-C series...Ch. 31 - An L-R-C series circuit draws 220 W from a 120-V...Ch. 31 - DATA A coworker of yours was making measurements...Ch. 31 - DATA You are analyzing an ac circuit that contains...Ch. 31 - DATA You are given this table of data recorded for...Ch. 31 - CALC In an L-R-C series circuit the current is...Ch. 31 - CALC (a) At what angular frequency is the voltage...Ch. 31 - Prob. 31.69PPCh. 31 - If the electrode oscillates between two points 20...Ch. 31 - The signal from the oscillating electrode is fed...Ch. 31 - If the frequency at which the electrode is...
Additional Science Textbook Solutions
Find more solutions based on key concepts
17. What is the tension in the rope of Figure EX7.17?
Figure EX7.17
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
5. If a wheel 212 cm in diameter takes 2.25 s for each revolution, find its (a) period and (b) angular speed in...
College Physics (10th Edition)
The speed of the mass at the position x=0 .
Physics (5th Edition)
Choose the best answer to each of the following. Explain your reasoning. Which of the following is a strong gre...
The Cosmic Perspective Fundamentals (2nd Edition)
29. * Two small objects with charges + Q and -Q are fixed a distance a apart. (a) Show that if a third small ob...
College Physics
The refractive index of a human cornea is 1.40. If 550-nm light strikes a cornea at incidence angle 25, find (a...
Essential University Physics: Volume 2 (3rd Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Suppose a coil has a self-inductance of 20.0 H and a resistance of 200 . What (a) capacitance and (b) resistance must be connected in series with the coil to produce a circuit that has a resonant frequency of 100 Hz and a Q of 10?arrow_forwardIn an oscillating RLC circuit with L = 10 mH, C = 1.5 F , and R = 2.0 , how much time elapses before the amplitude of the oscillations drops to half its initial value?arrow_forwardAn ac source of voltage amplitude 10 V delivers electric energy at a rate of 0.80 W when its current output is 2.5 A. What is the phase angle between the emf and the current?arrow_forward
- A resistor (R = 9.00 x 102 Ω), a capacitor (C 5 0.250 µF),and an inductor (L = 2.50 H) are connected in series across a2.40 x 102 - Hz AC source for which ΔVmax = 1.40 x 102 V.Calculate (a) the impedance of the circuit, (b) the maximumcurrent delivered by the source, and (c) the phase anglebetween the current and voltage. (d) Is the current leadingor lagging the voltage?arrow_forwardA 66.0 mH inductor is connected to an AC source whose emf is represented by the equation E = Emax sin 2?ft where Emax = 74.0 V and f = 38.0 Hz. What is the earliest time after t = 0 that the current in the inductor will reach a value of +2.60 A? (Note that this is an explicit positive value of the current, not an absolute magnitude.)arrow_forwardIn an oscillating LC circuit with C = 64.0 mF, the current is given by i= (1.60) sin(2500t+ 0.680), where t is in seconds, i in amperes, and the phase constant in radians. (a) How soon after t = 0 will the current reach its maximum value? What are (b) the inductance L and (c) the total energy?arrow_forward
- A 50.0ohm resistor is connected to an ac generator with e= 30.0 V.What is the amplitude of the resulting alternating current if the frequency of the emf is (a) 1.00 kHz and (b) 8.00 kHz?arrow_forwardWhen a P = 610 W ideal (lossless) transformer is operated at full power with an rms input current of I1 = 2.9 A, it produces an rms output voltage of V2 = 9.7 V. What is the input voltage, in volts?arrow_forward11. A 0.180-H inductor is connected in series with a 90.0-Ω resistor and an ac source. The voltage across the inductor is vL = -(12.0 V)sin[(480 rad/s)t]. (a) Derive an expression for the voltage vR across the resistor. (b) What is vR at t = 2.00 ms?arrow_forward
- When an inductor is connected to a source of sinusoidally varying voltage with constant amp and frequency of 60Hz, the rms current is 3A Find the peak current if the source frequency is doubled. a. 3A b. 6A c. 4.24A d. 2.12A e. 1.5Aarrow_forwardA 14.0-mH inductor is connected to a North American electrical outlet (ΔVrms = 120 V, f = 60.0 Hz). Assuming the energy stored in the inductor is zero at t = 0, determine the energy stored at t = 1 150 s. i try to put in the answer and it says this The energy stored in the inductor oscillates at the same frequency as the voltage. Jarrow_forwardA series circuit consists of a resistor with R = 20 Ω, an inductor with L = 1 H, a capacitor with C = 0.01 F, and a generator producing a voltage of E(t) = 180 sin(10t). If the initial charge and current are initially both 0, find the charge and current at time t. charge Q(t) = current I(t) =arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Introduction To Alternating Current; Author: Tutorials Point (India) Ltd;https://www.youtube.com/watch?v=0m142qAZZpE;License: Standard YouTube License, CC-BY