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
Question
Chapter 23.2, Problem 2bTH
To determine
Whether reflection between springs at the boundary is more like a reflection from a fixed end or reflection from the free end.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Below is a snapshot of two sources of circular wave crests in two dimensions, a blue source and a red source. Each wave has an amplitude of 5 cm and the same wavelength. What is
the net displacement of the medium at the labelled points a, b, and c?
b.
a
Wave 1 starts at Position X and travels distance D1 to Position Y. Wave 2 starts at Position X at the same time as Wave 1 and travels distance D2 (along a different path), arriving at Position Y at the same time Wave 1 arrives. Which of the following is true?
A. If D2−D1=2π, the two waves will interfere destructively.
B. If D2−D1=π, the two waves will interfere destructively.
C. If D2−D1=λ/2, the two waves will interfere destructively.
D. If D2−D1=2π, the two waves will interfere destructively.
E. The two waves will not interfere destructively.
F. There is not enough information to determine what kind of interference the two waves will exhibit.
Problems 8, 9, & 10 refer to the 60 cm string, driven by a
variable motor, portrayed in the figure on the right. When
the motor drives the system at 45 Hz, the string creates the
boel
standing wave pattern shown.
60 cm
8. What is the wave speed for this medium?
А. 60 m/s B. 48 m/s
C. 30 m/s D. 18 m/s
8.
9. At what frequency should the motor be set to create a standing wave pattern with 5 anti-nodes (5
footballs)?
А. 5 Hz
В. 15 Hz
С. 75 Hz
D. 90 Hz
9.
10. By what factor should the tension in the string be increased in order to see only one football on the
string (when driven at the same 45 Hz)?
А. 3
В. 9
С. 1/3 D. 1/9
10.
Chapter 23 Solutions
Tutorials in Introductory Physics
Ch. 23.1 - Prob. 1THCh. 23.1 - In the spaces provided belowright, carefully draw...Ch. 23.1 - Prob. 2bTHCh. 23.1 - We begin by considering the forces exerted on a...Ch. 23.1 - Prob. 3bTHCh. 23.1 - Prob. 3cTHCh. 23.1 - Prob. 3dTHCh. 23.1 - Prob. 3eTHCh. 23.1 - Prob. 4THCh. 23.2 - Prob. 1TH
Ch. 23.2 - Prob. 2aTHCh. 23.2 - Prob. 2bTHCh. 23.2 - Prob. 2cTHCh. 23.2 - Prob. 3aTHCh. 23.2 - Prob. 3bTHCh. 23.2 - Prob. 3cTHCh. 23.2 - The figure at right has several errors. How many...Ch. 23.3 - Prob. 1aTHCh. 23.3 - Prob. 1bTHCh. 23.3 - Prob. 1cTHCh. 23.3 - For each of the periodic functions below, indicate...Ch. 23.3 - Prob. 2THCh. 23.3 - Use trigonometry to determine the mathematical...Ch. 23.3 - Starting from the equation that you wrote above,...Ch. 23.3 - Suppose the speed of the refracted wave were half...Ch. 23.3 - Prob. 3dTHCh. 23.4 - A long, thin steel wire is cut in half, and each...Ch. 23.4 - A long, thin steel wire is cut in half, and each...Ch. 23.4 - A long, thin steel wire is cut in half, and each...Ch. 23.4 - Consider an instant when the fields are nonzero at...Ch. 23.4 - How would your answers to parta be different if...Ch. 23.4 - Prob. 3TH
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
- Problem Below is a diagram showing the position of various particles as a longitudinal wave passes through them. Although the diagram only shows one wave, there are a series of identical waves passing through these particles. The waves are moving to the RIGHT. 1. At the moment shown, which points are moving to the right? Choose all that apply. A B C D E F GHI X 2. At the moment shown, which points are moving to the left? Choose all that apply. ABCDEFGHI ✔✔✔✔0 3. At the moment shown, which points are at the amplitude? Choose all that apply. A B C D E F G H I 00-000-00 4. At the moment shown, which points are at equilibrium? Choose all that apply. A B C D E F G H I ✔000✔000✔ A Identify which of the particles are moving left, which are moving right, which are at rest, and which are moving the fastest. [To do this, I'd recommend going to this LONGITUDINAL WAVE website. It has a simple applet that allows you to observe the motion of individual particles as a longitudinal wave passes through…arrow_forwardNormal modes for a square 2-dimensional wave are shown in the figure to the right. Which normal mode, if any, is degenerate with 33? A. Þ11 B. P21 C. Þ13 D. 431 E. P32 F. None of themarrow_forwardHow could you modify the experiment of the resonance with a sonometer experiment to determine whether the water vapor inside the tube affects the results? 2. If the resonance tube was longer, would it be possible to find another position where resonance is produced? Explain.arrow_forward
- A 2.0-m-long string carries a standing wave as in the figure at right. Extend the pattern and the formulas as shown to determine the mode number and the wavelength of this particular standing-wave mode.A. m = 6, λ = 0.67 m B. m = 6, λ = 0.80 m C. m = 5, λ = 0.80 mD. m = 5, λ = 1.0 m E. m = 4, λ = 0.80 m F. m = 4, λ = 1.0 marrow_forwardIf the wavelength of a periodic wave in a ripple tank is measured as 3.3 cm on the surface of the table below the tank as shown, then what is the actual length of the waves in the ripple tank? Let A = 40.0 cm and B = 60.0 cm. Aarrow_forwardEquations for the graph y1 = sin(πx − 2πt) and y2 = sin((πx/2) + 2πt) Which of the graphs to the left correspond to each of the two initial waves you were given? You may find it helpful to plot these graphs on your own. If you do it by hand, you will gain even more insight. a. The graph that corresponds to y2 is b. The graph that corresponds to the superstition of y1 and y2 is c. The graph that corresponds to y1 is Based on the graph you made for the superposition of y1 and y2, would you consider the superposition to be simple harmonic oscillation? Why or why not. a. Yes. It keeps returning to the equilibrium position. b. No. It is not a simple sine or cosine curve. c. No. Waves and simple harmonic oscillation are two unrelated phenomena. d. Yes. The pattern clearly repeats regularlyarrow_forward
- The snapshot graph to the right is of a wave pulse at t=2.0 s. The speed of the pulse is 1.0 m/s. A. Draw the snapshot graph for this pulse at t=0s and t=3.5 s. Include labels on the axes. B. Draw a history graph for the point x=5.0 m for a time window of 0 s to 8.0 s. y (cm) 1- -1 DAT -1 1 m/s 1 2 3 4 5 6 7 x (m)arrow_forwardFor the given boundary, what is the angle between the incident and reflected wave ? Free Boundary incident wave 2 Tt radian а. b. Tt radian TT radian 2 C. d. O radianarrow_forwardform. Not you? Switch account 15 MCQS Two identical sinusoidal waves with wavelengths of 2.5 m travel in the same direction with the same speed. The two waves start at the same instant, but they differ by path difference. Wave-1 travels a distance x, to get to some observation point while wave-2 travels a distance x,. The amplitude of the resultant wave due to interference would be zero at the obscrvation point if the path difference between the two waves, Ax K) 2.5 m 3.125 m 4.375m 3.75m Twsidentialsinuselearrow_forward
- A pulse is moving toward the end of a spring with a speed of 80 cm/s. It is not known whetherthe end is a fixed end or a free end.The diagrams below show the shape of the pulse at t = 0 s and at t = 1 s.Is the end of the spring a free end or a fixed end? Explain. If there is not enough information,state so explicitly.Write your explanation on paper and support your explanation with a clear diagram.arrow_forwardWave on a string: set wave to oscillate, end type to no end, amplitude to 1.20 cm, frequency to 2.5 hz, damping to 0,and tension to high, make sure to check the rulers and timer boxes a. Measure wavelength and period wavelength____cm, period _____s b. Calculate the frequency from the period you found in a. c. Calculate the wave speed based on your findings in a. and b. d. Assume the "high" position of the tension as 0.00008 N, calculate the linear mass density () of the string. = ___kg/marrow_forwardProblems 9 & 10 refer to the 60 cm string, driven by a variable motor, portrayed in the figure on the right. When the motor drives the system at 45 Hz, the string creates the standing wave pattern showm. 60 cm 9. What is the wave speed for this medium? А. 60 m/s B. 48 m/s C. 30 m/s D. 18 m/s 9. 10. At what frequency should the motor be set to create a standing wave pattern with 8 anti-nodes (8 footballs)? A. 8 Hz В. 50 Hz С. 105 Hz D. 120 Hz 10.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
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill