Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Chapter 9.1, Problem 3aT
(1)
To determine
The similarities and the difference between the incident pulse and the reflected pulse.
(2)
To determine
The wave diagram to cover the right half of the photographs so that the portion of the spring to the left of the point Q is uncovered.
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1. A) The String has a frequency 120 Hz. The length of the string from the vibrator to the point where the string touches the top of the pulley is 1.2 meters. What is the wavelength of the standing wave corresponding to the third resonant mode of the system? Show your work.
B)What is the velocity of the wave for the same system described in Part A, but for the case of the fifth resonant mode? Show your work.
C) Suppose that the system described in Part A has string with mass density equal to ?=2.95×10−14???μ=2.95×10−14kgm. What is the tension T in the string for the second resonant mode? Show your work.
Please write your process specifically.
Consider this wave pulse…a. …approaching a free end Which shows the wave pulse after it reflects? b. …approaching a fixed end Which shows the wave pulse after it reflects?
For items 1-2 choose only one correct answer.
1. What is interference?
A. It occurs when two or more waves overlap and combine.
B. It occurs when two or more waves combine and neutralize each other
C. The maximum displacement of a wave from its equilibrium position.
D. The distance between two identical positions on two consecutive waves.
2. Which of the following statements is TRUE when two waves temporarily interfere with each other then resume their course movement?
A. Both waves counteracted and cease to exist.
B. They take on and keep a new amplitude based on the result of the interference until the end of the movement.
C. They are not affected by the interference and maintain their original amplitude throughout the movement.
D. They are temporarily affected by the interference, created new amplitude but resume on their original amplitude until the end of the movement.
Chapter 9 Solutions
Tutorials in Introductory Physics
Ch. 9.1 - A piece of yarn has been attached to the spring....Ch. 9.1 - During the demonstration, did any of the following...Ch. 9.1 - During the demonstration, each of the following...Ch. 9.1 - Prob. 2aTCh. 9.1 - Prob. 2bTCh. 9.1 - Prob. 3aTCh. 9.1 - Prob. 3bTCh. 9.2 - Describe what happens after the pulse reaches the...Ch. 9.2 - Compare the speed of a pulse in one spring to the...Ch. 9.2 - In answering the questions below, assume that each...
Ch. 9.2 - Prob. 2aTCh. 9.2 - Prob. 2bTCh. 9.2 - Prob. 3aTCh. 9.2 - Prob. 4aTCh. 9.2 - Which of the following quantities are different on...Ch. 9.2 - Prob. 4cTCh. 9.3 - Prob. 1aTCh. 9.3 - Prob. 1bTCh. 9.3 - Prob. 1cTCh. 9.3 - Prob. 1dTCh. 9.3 - Prob. 1eTCh. 9.3 - Prob. 2aTCh. 9.3 - Prob. 2bTCh. 9.3 - Prob. 2cTCh. 9.3 - Prob. 2dTCh. 9.3 - Each of the diagrams at right shows a ray incident...Ch. 9.3 - Does the ray representing a wave always “bend”...Ch. 9.4 - Shown below are mathematical and pictorial...Ch. 9.4 - Three light waves are represented at right. The...Ch. 9.4 - Write an expression for the force exerted on a...Ch. 9.4 - Imagine that the electromagnetic wave in section I...Ch. 9.4 - Prob. 3aTCh. 9.4 - Suppose that the electric field in a light wave...
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