Physics
5th Edition
ISBN: 9781260486919
Author: GIAMBATTISTA
Publisher: MCG
expand_more
expand_more
format_list_bulleted
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 solutionStudents have asked these similar questions
(a) What is the resistance of a lightbulb that uses an average power of 60.0 W when connected to a 60.0-Hz power source having a maximum voltage of 170 V?(b) What is the resistance of a 150-W lightbulb? (Assume the lightbulb uses an average power of 150 W when connected to a power source having a maximum voltage of 170 V.)
Suppose you accidentally touched wires connected to the 120-V output from the wall socket. (a) calculate the rms current through your body if the resistance between electrodes is 10,000 Ω. (b)Calculate the peak current.
The rms current in a copy machine is 7.61 A, and the resistance of the machine is 18.1Ω. 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
- Find the current through a person and identify the likely effect on her if she touches a 120-V AC source: (a) if she is standing on a rubber mat and offers a total resistance of300 k Ω ; (b) if she is standing barefoot on wet grass and has a resistance of only 4000 k Ω .arrow_forwardA microphone has a resistance of 7.8 Ω. When the microphone is connected to a voltage source, the average power it dissipates is 89 W. (a) What is the rms current? in A(b) What is the peak voltage?arrow_forward(a) How much average power is dissipated in a short circuit of 232 V AC through a resistance of 0.180 Ω? (b) What current flows?arrow_forward
- As shown three lightbulbs connected to a 120-V AC (rms) household supply voltage. Bulbs 1 and 2 have a power rating of 150 W, and bulb 3 has a 100-W rating. Find (a) the rms current in each bulb and (b) the resistance of each bulb. (c) What is the total resistance of the combination of the three lightbulbs?arrow_forwardThe figure below shows three lightbulbs connected to a 120-V AC (rms) household supply voltage. Bulbs 1 and 2 have a power rating of 75 W, and bulb 3 has a 40-W rating. 120 V 1 2 3 (a) Find the rms current in each bulb. Ibulb 1 = A Ibulb 2 = A Ibulb 3 = A (b) Find the resistance of each bulb. Ω Rbulb 1 = Rbulb 2 = Ω Rbulb 3 2 i (c) What is the total resistance of the combination of the three lightbulbs? Ωarrow_forwardIn operation an electric toaster has an rms current of 3.95 A when plugged into a wall socket with rms voltage 1.20 x 102 V. Find the toaster’s (a) average power, (b) maximum instantaneous power, and (c) resistance.arrow_forward
- The current and voltage across a circuit element are given, respectively, by the equations I(t) = 5e-100t (mA), V(t) = 20 – 5e-10⁰t (V) Determine the total power dissipated by the element between t = 0 and t = 5 ms.arrow_forwardA 170-kV power transmission line carrying 500 A is hung from grounded metal towers by ceramic insulators, each having a 1.05 109 Ω resistance. (a) What is the resistance to ground of 60 of these insulators? (Assume the insulators are connected in parallel.) (b) Calculate the power dissipated by 60 of them.(c) What fraction of the power carried by the line is this?arrow_forwardIn operation an electric toaster has an rms current of 3.95 Awhen plugged into a wall socket with rms voltage 1.20 * 10^2 V. Findthe toaster’s average powerarrow_forward
- The peak‑to‑peak current passing through a 130-ohm resistor is 28.0 A. Find the maximum voltage V0 across the resistor. Find the rms current i(rms) through the resistor.arrow_forwardA 240-kV power transmission line carrying 5.00×102 A is hung from grounded metal towers by ceramic insulators, each having a 1.00×109 -Ω resistance. (a) What is the resistance to ground of 100 of these insulators?(b) Calculate the power dissipated by 100 of them. (c) What fraction of the power carried by the line is this?arrow_forwardThe values of the components in a simple series RC circuit containing a switch (see figure below) are C = 1.00 µF, R = 2.00 106 Ω, and = 10.0 V. At the instant 11.2 s after the switch is closed, calculate the following.(a) the charge on the capacitorq = µC(b) the current in the resistorI = nA(c) the rate at which energy is being stored in the capacitorrate = nW(d) the rate at which energy is being delivered by the batteryPbattery = nWarrow_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 LearningGlencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Introduction To Alternating Current; Author: Tutorials Point (India) Ltd;https://www.youtube.com/watch?v=0m142qAZZpE;License: Standard YouTube License, CC-BY