PHYSICS
5th Edition
ISBN: 2818440038631
Author: GIAMBATTISTA
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 20, Problem 23P
A circular
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A closely wound rectangular coil of 80 turns has dimensions
of 25.0 cm by 40.0 cm. The plane of the coil is rotated from a
position where it makes an angle of 37.0 ° with a magnetic
field of 1.60 Tto a position perpendicular to the field. The
rotation takes 0.0700 s.
What is the average emf induced in the coil?
Express your answer with the appropriate units.
HA
59
V
Chapter 20 Solutions
PHYSICS
Ch. 20.1 - 20.1 If the rod in Fig. 20.1 were moving out of...Ch. 20.1 - Conceptual Practice Problem 20.1 Loop of Different...Ch. 20.2 - Prob. 20.2PPCh. 20.3 - Prob. 20.3PPCh. 20.3 - Practice Problem 20.4 Rotating Coil Generator
In a...Ch. 20.4 -
Figure 20.11 Circular loop in a magnetic field of...Ch. 20.4 - Prob. 20.5PPCh. 20.4 - Prob. 20.6PPCh. 20.6 -
CHECKPOINT 20.6
The primary coil of a...Ch. 20.6 -
Practice Problem 20.7 An Ideal Transformer
An...
Ch. 20.7 - Conceptual Practice Problem 20.8 Choosing a Core...Ch. 20.9 -
CHECKPOINT 20.9
Five solenoids are wound with...Ch. 20.9 - Practice Problem 20.9 Power in an Inductor
The...Ch. 20.10 - Prob. 20.10CPCh. 20.10 - Prob. 20.10PPCh. 20 - Prob. 1CQCh. 20 - Prob. 2CQCh. 20 - Prob. 3CQCh. 20 - Prob. 4CQCh. 20 - Prob. 5CQCh. 20 - Prob. 6CQCh. 20 - Prob. 7CQCh. 20 - Prob. 8CQCh. 20 - Prob. 9CQCh. 20 - Prob. 10CQCh. 20 - Prob. 11CQCh. 20 - Prob. 12CQCh. 20 - Prob. 13CQCh. 20 - Prob. 14CQCh. 20 - Prob. 15CQCh. 20 - Prob. 16CQCh. 20 - Prob. 17CQCh. 20 - Prob. 18CQCh. 20 - Prob. 19CQCh. 20 - Prob. 1MCQCh. 20 - Prob. 2MCQCh. 20 - Prob. 3MCQCh. 20 - Prob. 4MCQCh. 20 - Prob. 5MCQCh. 20 - Prob. 6MCQCh. 20 - Prob. 7MCQCh. 20 - Prob. 8MCQCh. 20 - Prob. 9MCQCh. 20 - Prob. 10MCQCh. 20 - A vertical metal rod of length 20 cm moves south...Ch. 20 - Suppose that the current were to flow in the...Ch. 20 - A vertical metal rod of length 36 cm moves north...Ch. 20 - Prob. 3PCh. 20 - Prob. 4PCh. 20 - Prob. 5PCh. 20 - Prob. 6PCh. 20 - In Fig. 20.2, a metal rod of length L is sliding...Ch. 20 - Prob. 9PCh. 20 - 4. In Fig. 20.2, what would the magnitude (in...Ch. 20 - Prob. 11PCh. 20 - 6. The armature of an ac generator is a circular...Ch. 20 - Prob. 13PCh. 20 - 8. A solid copper disk of radius R rotates at...Ch. 20 - 9. A horizontal desk surface measures 1.3 m × 1.0...Ch. 20 - The magnetic field between the poles of a magnet...Ch. 20 - Prob. 36PCh. 20 -
10. A square loop of wire, 0.75 m on each side,...Ch. 20 - 11. A long straight wire carrying a steady current...Ch. 20 -
12. A long straight wire carrying a current I is...Ch. 20 - Prob. 18PCh. 20 - 14. While I1 is increasing, what is the direction...Ch. 20 -
15. While I1 is constant, does current flow in...Ch. 20 - A circular conducting loop with radius 3.40 cm is...Ch. 20 - A circular conducting loop with radius 1.8 cm is...Ch. 20 - An external magnetic field parallel to the central...Ch. 20 - An external magnetic field is parallel to the...Ch. 20 - 19. In the figure, switch s is initially open. It...Ch. 20 - 20. Crocodiles are thought to be able to detect...Ch. 20 - 21. A bar magnet approaches a coil as shown, (a)...Ch. 20 - 22. Another example of motional emf is a rod...Ch. 20 - 23. Two loops of wire are next to each other in...Ch. 20 - 24. A dc motor has coils with a resistance of 16 Ω...Ch. 20 - Prob. 33PCh. 20 - Prob. 34PCh. 20 - Prob. 35PCh. 20 - 29. A doorbell uses a transformer to deliver an...Ch. 20 - Prob. 38PCh. 20 - 31. When the emf for the primary of a transformer...Ch. 20 - 32. A transformer with a primary coil of 1000...Ch. 20 - Prob. 41PCh. 20 - An ideal transformer takes an ac voltage of...Ch. 20 - 35. A 2 m long copper pipe is held vertically....Ch. 20 - In Problem 43, the pipe is suspended from a spring...Ch. 20 - Prob. 45PCh. 20 - Prob. 46PCh. 20 - 39. A solenoid of length 2.8 cm and diameter 0.75...Ch. 20 - Prob. 48PCh. 20 - Prob. 49PCh. 20 - Prob. 50PCh. 20 - Prob. 51PCh. 20 -
44. The current in a 0.080 H solenoid increases...Ch. 20 - Prob. 53PCh. 20 - Prob. 54PCh. 20 - Prob. 55PCh. 20 - Prob. 56PCh. 20 - Refer to Problem 56. After the switch has been...Ch. 20 - Prob. 59PCh. 20 - Prob. 61PCh. 20 - Prob. 58PCh. 20 - Prob. 60PCh. 20 - Prob. 63PCh. 20 - Prob. 62PCh. 20 - Prob. 64PCh. 20 - Prob. 65PCh. 20 - Prob. 66PCh. 20 - Prob. 68PCh. 20 - Prob. 67PCh. 20 - Prob. 70PCh. 20 - Prob. 69PCh. 20 - Prob. 72PCh. 20 - Prob. 71PCh. 20 - Prob. 74PCh. 20 - Prob. 73PCh. 20 - Prob. 75PCh. 20 - Prob. 76PCh. 20 - Prob. 77PCh. 20 - Prob. 78PCh. 20 - Prob. 79PCh. 20 - 72. A uniform magnetic field of magnitude 0.29 T...Ch. 20 - Prob. 81PCh. 20 - Prob. 82PCh. 20 - Prob. 83PCh. 20 - Prob. 85PCh. 20 - Prob. 84PCh. 20 - Prob. 86PCh. 20 - Prob. 87PCh. 20 - Prob. 88PCh. 20 - Prob. 90PCh. 20 - Prob. 91PCh. 20 - Prob. 92PCh. 20 - Prob. 89PCh. 20 - Prob. 93PCh. 20 - Prob. 94PCh. 20 - Prob. 95PCh. 20 - Prob. 96PCh. 20 - Prob. 97PCh. 20 - Prob. 98PCh. 20 - Prob. 99PCh. 20 - Prob. 100P
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
- A circular loop of wire with a radius of 4.0 cm is in a uniform magnetic field of magnitude 0.060 T. The plane of the loop is perpendicular to the direction of the magnetic field. In a time interval of 0.50 s, the magnetic field changes to the opposite direction with a magnitude of 0.040 T. What is the magnitude of the average emf induced in the loop? (a) 0.20 V (b) 0.025 V (c) 5.0 mV (d) 1.0 mV (e) 0.20 mVarrow_forwardDesign a current loop that, when rotated in a uniform magnetic field of strength 0.10 T, will produce an emf =0 sin t. where 0=110V and 0=110V .arrow_forwardThe magnetic field through a circular loop of radius 10.0 cm varies with time as shown below. The field is perpendicular to the loop. Plot the magnitude of the induced emf in the loop as a inaction of time.arrow_forward
- A conducting single-turn circular loop with a total resistance of 5.00 is placed in a time-varying magnetic field that produces a magnetic flux through the loop given by B = a + bt2 ct3, where a = 4.00 Wb, b = 11.0 Wb/s2, and c = 6.00 Wb/s3. B is in webers, and t is in seconds. What is the maximum current induced in the loop during the time interval t = 0 to t = 3.50 s?arrow_forwardFigure P23.58 is a graph of the induced emf versus time for a coil of N turns rotating with angular speed ω in a uniform magnetic field directed perpendicular to the coil’s axis of rotation. What If? Copy this sketch (on a larger scale) and on the same set of axes show the graph of emf versus t (a) if the number of turns in the coil is doubled, (b) if instead the angular speed is doubled, and (c) if the angular speed is doubled while the number of turns in the coil is halved. Figure P23.58arrow_forwardThe square armature coil of an alternating current generator has 200 turns and is 20.0 cm on side. When it rotates at 3600 rpm, its peak output voltage is 120 V. (a) Wliat is the frequency' of the output voltage? (b) What is the strength of the magnetic field in which the coil is turning?arrow_forward
- A 50-turn coil has a diameter of 15 cm. The coil is placed in a spatially uniform magnetic field of magnitude 0.50 T so that the face of the coil and the magnetic field are perpendicular. Find the magnitude of the emf induced in the coil if the magnetic field is reduced to zero uniformly in (a) 0.10 s, (b) 1.0 s, and (c) 60 s.arrow_forwardA flat loop of wire consisting of a single turn of cross-sectional area 8.00 cm2 is perpendicular to a magnetic field that increases uniformly in magnitude from 0.500 T to 2.50 T in 1.00 s. What is the resulting induced current if the loop has a resistance of 2.00 ?arrow_forwardSuppose a uniform magnetic field is perpendicular to the 81211-in. page of your homework and a rectangular metal loop lies on the page. The loops sides line up with the edges of the page. The magnetic field is changing with time as described by B = 3.75 103 t, where B is in teslas and t is in seconds. a. Is the magnetic field increasing or decreasing? b. Find the magnitude of the emf induced in the loop.arrow_forward
- A rectangular conducting loop with dimensions w = 32.0 cm and h = 78.0 cm is placed a distance a = 5.00 cm from a long, straight wire carrying current I = 7.00 A in the downward direction (Fig. P32.75). a. What is the magnitude of the magnetic flux through the loop? b. If the current in the wire is increased linearly from 7.00 A to 15.0 A in 0.230 s, what is the magnitude of the induced emf in the loop? c. What is the direction of the current that is induced in the loop during this time interval?arrow_forwardIn Figure P20.65 the rolling axle of length 1.50 m is pushed along horizontal rails at a constant speed v = 3.00 m/s. A resist or R = 0.400 is connected to the rails at points a and b, directly opposite each other. (The wheels make good electrical contact with the rails, so the axle, rails, and R form a closed-loop circuit. The only significant resistance in the circuit is R.) A uniform magnetic field B = 0.800 T is directed vertically downward. (a) Find the induced current I in the resistor. (b) What horizontal force F is required to keep the axle rolling at constant speed? (c) Which end of the resistor, a or b. is at the higher electric potential? (d) Alter the axle rolls past the resistor, does the current in R reverse direction? Explain your answer. Figure P20.65arrow_forwardA thin wire = 30.0 cm long is held parallel to and d = 80.0 cm above a long, thin wire carrying I = 200 A and fixed in position (Fig. P30.47). The 30.0-cm wire is released at the instant t = 0 and falls, remaining parallel to the current-carrying wire as it falls. Assume the falling wire accelerates at 9.80 m/s2. (a) Derive an equation for the emf induced in it as a function of time. (b) What is the minimum value of the emf? (c) What is the maximum value? (d) What is the induced emf 0.300 s after the wire is released? Figure P30.47arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningPhysics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author: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
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
What is Electromagnetic Induction? | Faraday's Laws and Lenz Law | iKen | iKen Edu | iKen App; Author: Iken Edu;https://www.youtube.com/watch?v=3HyORmBip-w;License: Standard YouTube License, CC-BY