Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 22.1, Problem 1aTH
Use Lenz’ law to predict whether current will flow through the wire of the loop in each of the following cases. Explain your reasoning.
- just after the switch has been closed
- a long time after the switch has been closed
- just after the switch has been reopened
- a long time after the switch has been reopened
Expert Solution & Answer
Learn your wayIncludes step-by-step video
schedule02:49
Students have asked these similar questions
Please answer this and explain how you found the answer!
Indicate the direction of the induced current in each loop by writing clockwise, counterclockwise, or none.
Suppose you moved the loop from well above the magnet to well below the magnet at a constant speed. Which of the graphs shown below represents the current through the loop as a function of time? Explain your answer.
Indicate the direction of the induced current in the wire using Lenz’s law and explain how you determined it to be in that direction
Chapter 22 Solutions
Tutorials in Introductory Physics
Ch. 22.1 - Use Lenz’ law to predict whether current will flow...Ch. 22.1 - For each of the cases in which you predicted that...Ch. 22.1 - Suppose that the radius of the loop were...Ch. 22.1 - Check your answer regarding the direction of the...Ch. 22.1 - Find: the direction of the magnetic moment of the...Ch. 22.1 - A copper wire loop is initially at rest in a...Ch. 22.2 - On the two diagrams below, indicate the direction...Ch. 22.2 - Suppose the loop were replaced by a second loop...Ch. 22.2 - Five loops of copper wire of same gauge...Ch. 22.2 - Five loops of copper wire of same gauge...
Additional Science Textbook Solutions
Find more solutions based on key concepts
37.21 Two particles in a high-energy accelerator experiment approach each other head-on with a relative speed o...
University Physics (14th Edition)
Are rocks permanent features of Earth? Explain?
Conceptual Integrated Science
A 7.0-kg box slides along a horizontal frictionless floor at 1.7 m/s and collides with a relatively massless sp...
University Physics Volume 1
The diagram shows Bob’s view of the passing of two identical spaceships. Anna’s and his own, where v=2 . The le...
Modern Physics
(II) Four 8.5-kg spheres are located at the corners of a square of side 0.80 m. Calculate the magnitude and dir...
Physics for Scientists and Engineers with Modern Physics
79. Why can you exert greater force on the pedals of a bicycle if you pull upon the handlebars?
Conceptual Physical Science (6th 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
- Indicate the direction of the induced current in each loop by writing clockwise, counterclockwise, or none for each of the 2 pictures. Please also explain the steps you used to get there/the physics behind why/how you got to the answer to help me better understand. Thank you soo much.arrow_forwardThe coils lie in the same plane. Explicitly show how you follow the steps in the Problem-Solving Strategy for Lenz's Law.arrow_forwardNote: Elaborate and provide a screenshot of your observation including the corresponding equation (applicable to all questions) D. Can you produce a current when the magnet goes up and down in the loops? E. Next try two rings vs. four rings. What relationship can you make between the number of loops and the current produced?arrow_forward
- Use the picture below to answer. The metal bar has a length of 2 meters, the magnetic field has a strength of 3.5 T, the bar is moving 4 m/s, and the resistance is 10 Ω. a) Calculate the voltage generated when the bar is moving at 4 m/s. b) Using the right hand rule and Faraday’s/Lenz’s Law determine the direction of the current in the circuit. c) Using the voltage from part a), calculate the value of the current flowing through the circuit. d) Calculate the force that the metal bar feels due to the current flowing through it in part c) and the magnetic field. Also right down the direc- tion of this force.arrow_forwardReferring to Figure 6, what are the directions of the currents in coils 1, 2, and 3 (assume that the coils are lying in the plane of the circuit): (a) When the switch is first closed? (b) When the switch has been closed for a long time? (c) Just after the switch is opened?arrow_forwardA current 1 flows around the rectangular loop shown in the accompanying figure. Evaluate BdI for the paths A, B, C, and D.arrow_forward
- The circular conducting loops shown in the accompanying figure are parallel, perpendicular to the plane of the page, and coaxial. (a) When the switch S isclosed, what is the direction of the current induced in D? (b) When the switch is opened, what is the direction of the current induced in loop D?arrow_forwardUse the worked example above to help you solve this problem. A coil with 21 turns of wire is wrapped on a frame with a square cross-section 2.14 cm on a side. Each turn has the same area, equal to that of the frame, and the total resistance of the coil is 0.561 Ω. An applied uniform magnetic field is perpendicular to the plane of the coil, as in the figure. (a) If the field changes uniformly from 0.00 T to 0.540 T in 0.731 s, find the induced emf in the coil while the field is changing. = (b) Find the magnitude of the induced current in the coil while the field is changing.I =arrow_forwardA rectangular loop of dimensions ℓ and w moves with a constant velocity v away from a long wire that carries a current I in the plane of the loop (see figure). The total resistance of the loop is R. Derive an expression that gives the current in the loop at the instant the near side is a distance r from the wire. (Use any variable or symbol stated above along with the following as necessary: ?0 and ?.)arrow_forward
- In the diagram above, a bar magnet is brought closer to a conducting wire loop with 7 Ω of resistance. As a result a uniform 3 A current is induced in the wire. What is the direction of the induced magnetic field at the center of the loop? Explain the reasoning behind your selection in detail.A) UpB) DownC) ClockwiseD) CounterclockwiseE) Cannot be determinedarrow_forwardUse the worked example above to help you solve this problem. A coil with 21 turns of wire is wrapped on a frame with a square cross-section 2.14 cm on a side. Each turn has the same area, equal to that of the frame, and the total resistance of the coil is 0.561 Ω. An applied uniform magnetic field is perpendicular to the plane of the coil, as in the figure. Suppose the magnetic field changes uniformly from 0.540 T to 0.162 T in the next 0.666 s. (a) Compute the induced emf in the coil. = V(b) Compute the induced current.I = A counterclockwise as viewed from above the coilarrow_forwardA square loop (each side is 10 cm) of wire with Resistance 100Ω is moved at a constant speed of 30cm/s across a uniform magnetic field 2 T, confined in a square region (Each side of the square is 20cm). (a) Graph the force needed to move the loop at a constant speed from -20 cm to 20cm (as shown in the figure). What will be the maximum force required? Assume that the force pointing to the right as positive (b) Graph the current induced in the loop as a function of distance from -20cm to 20cm. Assume clockwise current to be positive. What will be the maximum value of current? Hint: The figure is drawn not to scalearrow_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
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
THE BAR MAGNET; Author: 7activestudio;https://www.youtube.com/watch?v=DWQfL5IJTaQ;License: Standard YouTube License, CC-BY