Physics
5th Edition
ISBN: 9781260486919
Author: GIAMBATTISTA
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Videos
Question
Chapter 21, Problem 97P
(a)
To determine
The current flows through the wire.
(b)
To determine
The power dissipated due to resistance, and the percent of total power output.
(c)
To determine
The number of secondary turns.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A high-voltage powerline operates at 500 000 V-rms and carries an rms current of 500 A. If the resistance of the cable is 0.050Ω/km, what is the resistive power loss in 200 km of the powerline?
. A pair of power transmission lines each have a 0.95Ωresistance and carry 740 A over 9.0 km. If the rms inputvoltage is 42 kV, calculate (a) the voltage at the other end,(b) the power input, (c) power loss in the lines, and (d) thepower output.
The rms current in a copy machine is 5.84 A, and the resistance of the machine is 18.2Ω. What are
(a) the average power and
(b) the peak power delivered to the machine?
Chapter 21 Solutions
Physics
Ch. 21.1 - CHECKPOINT 21.1
A hair dryer is labeled “120 V,...Ch. 21.1 -
Practice Problem 21.1 European Wall Outlet
The...Ch. 21.3 - 21.3 A capacitor is connected to an ac power...Ch. 21.3 - Prob. 21.2PPCh. 21.4 -
CHECKPOINT 21.4
Suppose an inductor and a...Ch. 21.4 - Prob. 21.3PPCh. 21.5 -
CHECKPOINT 21.5
In a series RLC circuit, the...Ch. 21.5 - Prob. 21.4PPCh. 21.5 - Prob. 21.5PPCh. 21.6 - 21.6 Tuning the Radio to a Different Station
Find...
Ch. 21 - Prob. 1CQCh. 21 - 2. Electric power is distributed long distances...Ch. 21 - 3. Explain the differences between average...Ch. 21 - Prob. 4CQCh. 21 - Prob. 5CQCh. 21 - Prob. 6CQCh. 21 - Prob. 7CQCh. 21 - Prob. 8CQCh. 21 - Prob. 9CQCh. 21 - Prob. 11CQCh. 21 - Prob. 10CQCh. 21 - Prob. 13CQCh. 21 - Prob. 14CQCh. 21 - Prob. 15CQCh. 21 - Prob. 12CQCh. 21 - 18. Let’s examine the crossover network of Fig....Ch. 21 - Prob. 1MCQCh. 21 - Prob. 2MCQCh. 21 - Prob. 3MCQCh. 21 - Prob. 4MCQCh. 21 - Prob. 5MCQCh. 21 - Prob. 6MCQCh. 21 - Prob. 7MCQCh. 21 - Prob. 8MCQCh. 21 - Prob. 9MCQCh. 21 -
10. Which graph is correct if the circuit...Ch. 21 - 1. A lightbulb is connected to a 120 V (rms), 60...Ch. 21 - A European outlet supplies 220 V (rms) at 50 Hz....Ch. 21 - 3. A 1500 w heater runs on 120 V rms. What is the...Ch. 21 - 4. A circuit breaker trips when the rms current...Ch. 21 - 5. A 1500 W electric hair dryer is designed to...Ch. 21 - 6. A 4.0 kW heater is designed to be connected to...Ch. 21 - 7. (a) What rms current is drawn by a 4200 w...Ch. 21 - 8. A television set draws an rms current of 2.50 A...Ch. 21 - 9. The instantaneous sinusoidal emf from an ac...Ch. 21 - 10. A hair dryer has a power rating of 1200 W at...Ch. 21 - Prob. 11PCh. 21 -
12. A variable capacitor with negligible...Ch. 21 -
13. At what frequency is the reactance of a 6.0...Ch. 21 - 14. A 0.400 μF capacitor is connected across the...Ch. 21 -
15. A 0.250 μF capacitor is connected to a 220 V...Ch. 21 -
16. A capacitor is connected across the terminals...Ch. 21 - 17. Show, from XC = l/(ωC), that the units of...Ch. 21 - 18. The charge on a capacitor in an ac circuit is...Ch. 21 - 19. A capacitor (capacitance = C) is connected to...Ch. 21 - 20. Three capacitors (2.0 μF, 3.0 μF, 6.0 μF) are...Ch. 21 - 21. A capacitor and a resistor are connected in...Ch. 21 - 22. A variable inductor with negligible resistance...Ch. 21 - Prob. 23PCh. 21 - Prob. 24PCh. 21 - 25. A solenoid with a radius of 8.0 × 10−3 m and...Ch. 21 -
26. A 4.00 mH inductor is connected to an ac...Ch. 21 - 27. Two ideal inductors (0.10 H, 0.50 H) are...Ch. 21 - Prob. 28PCh. 21 - 29. Suppose that an ideal capacitor and an ideal...Ch. 21 - 30. The voltage across an inductor and the...Ch. 21 - 31. Make a figure analogous to Fig. 21.5 for an...Ch. 21 - 32. A 25.0 mH inductor, with internal resistance...Ch. 21 - 33. An inductor has an impedance of 30.0 Ω and a...Ch. 21 -
34. A 6.20 mH inductor is one of the elements in...Ch. 21 - 35. A series combination of a resistor and a...Ch. 21 - 36. A 300.0 Ω resistor and a 2.5 μF capacitor are...Ch. 21 - Prob. 37PCh. 21 - 38. (a) Find the power factor for the RLC series...Ch. 21 - 39. A computer draws an rms current of 2.80 A at...Ch. 21 - 40. An RLC series circuit is connected to an ac...Ch. 21 - 41. An ac circuit has a single resistor,...Ch. 21 -
42. An RLC circuit has a resistance of 10.0 Ω,...Ch. 21 - 43. An ac circuit contains a 12.5 Ω resistor, a...Ch. 21 - 44. ✦ A 0.48 μF capacitor is connected in series...Ch. 21 - 45. A series combination of a 22.0 mH inductor...Ch. 21 - Prob. 46PCh. 21 -
47. A 150 Ω resistor is in series with a 0.75...Ch. 21 -
48. A series circuit with a resistor and a...Ch. 21 - 49. (a) What is the reactance of a 10.0 mH...Ch. 21 - Prob. 50PCh. 21 - Prob. 51PCh. 21 - Prob. 52PCh. 21 - Prob. 53PCh. 21 - Prob. 54PCh. 21 - 55. To test hearing at various frequencies, a...Ch. 21 - Prob. 56PCh. 21 - Prob. 57PCh. 21 - Prob. 58PCh. 21 - Prob. 59PCh. 21 - Prob. 60PCh. 21 - Prob. 61PCh. 21 - Prob. 62PCh. 21 - Prob. 63PCh. 21 - Prob. 64PCh. 21 - Prob. 65PCh. 21 - Prob. 66PCh. 21 - Prob. 68PCh. 21 - Prob. 67PCh. 21 - Prob. 69PCh. 21 - 70. The phasor diagram for a particular RLC series...Ch. 21 - Prob. 71PCh. 21 - Prob. 72PCh. 21 - Prob. 73PCh. 21 - Prob. 74PCh. 21 - Prob. 75PCh. 21 - Prob. 76PCh. 21 - Prob. 77PCh. 21 - Prob. 78PCh. 21 - Prob. 79PCh. 21 - Prob. 80PCh. 21 - Prob. 81PCh. 21 - Prob. 82PCh. 21 - Prob. 83PCh. 21 - Prob. 84PCh. 21 - 85. (a) When the resistance of an RLC series...Ch. 21 - Prob. 86PCh. 21 - Prob. 87PCh. 21 - Prob. 88PCh. 21 - Prob. 89PCh. 21 - Prob. 90PCh. 21 - Prob. 91PCh. 21 - Prob. 92PCh. 21 - In an RLC circuit, these three elements are...Ch. 21 - Prob. 94PCh. 21 - Prob. 95PCh. 21 - Prob. 96PCh. 21 - Prob. 97PCh. 21 - Prob. 98PCh. 21 - Prob. 100PCh. 21 - Prob. 99P
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
- In Figure P33.71, find the rms current delivered by the 45.0-V (rms) power supply when (a) the frequency is very large and (b) the frequency is very small.arrow_forwardA resistor dissipates 2.00 W when the rms voltage of the emf is 10.0 V. At what rms voltage will the resistor dissipate 10.0 W?arrow_forwardIn a place where the electrical outlets supply alternating currents with V rms = 22V and I rms = 11A, the frequency of these AC oscillations is f = 23Hz. If at time t=0s, the instantaneous current is zero, after what earliest time in ms will the instantaneous current be maximum?arrow_forward
- Solve for the the average power if we take the 1-ohm bulb and the RMS value of the voltage waveforrm across the 1-ohm bulb and apply 20V for 1 second, turn it off for 1 second, on (20V) again for 1 second, etc? Choices for the average power: A) 400 W B) 0 W C) 200 W D) 100 W Choices for the RMS value: A) 14.14 V B) 7.07 V C) 23.65 V D) 1.1412 Varrow_forwardA generator produces 40 MW of power and sends it to town at an rms voltage of 75 kV. What is the rms current in the transmission lines?arrow_forwardWe are given an RC circuit with R = 29kΩ, C = 0.4µF, and the rms voltage applied is 110V at a frequency of 55Hz.What is the rms current in this circuit?arrow_forward
- A 200-V resistor is connected in series with a 5.0-µF capacitor and a 60-Hz, 120-V rms line. If electrical energy costs $0.080/kWh, how much does it cost to leave this circuit connected for 24 h?arrow_forwardIdentical resistors are connected to separate 12 V AC sources. One source operates at 60 Hz, the other at 120 Hz. In which circuit, if either, does the resistor dissipate the greater average power?arrow_forwardIn the circuit shown below, the source voltage has an rms value of 17.5 V at a frequency of 60.0 Hz. Here R1 = 2*R2 = R. When the switch is in position 1, the rms current is 294 mA. When the switch is in position 2, the rms current is 137 mA. Determine the smallest values of R and C for L = 142 mH. a) What is the smallest value of R in ohms b) What is the smallest value of C in micro-Faradsarrow_forward
- In a place where the electrical outlets supply alternating currents with V rms=122V and I rms= 10A, the frequency of these AC oscillations is f=12Hz. If a time t=0s, the instantaneous voltage is the peak voltage, after what earliest time t will the instantaneous voltage be zero?arrow_forwardConsider the RLC circuit shown below, where the initial current flowing through the circuit at time t=0 is I_0 = 5, and the initial charge on the capacitor at time t=0 is Q_0 = 2. The components have values of R = 100 ohms, L = 5H, and C = 1/450,500 F. Write a differential equation for Q(t), the charge across the capacitor, assuming the voltage source V(t)=0.arrow_forwardA place has electrical outlets which is supply alternating currents with V rms = 114V and I rms = 11A. If at time t = 2.10ms, the instantaneous voltage is half the maximum, what is the frequency of oscillation in Hz of the alternating currents and voltages?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
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