Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Textbook Question
Chapter 9.1, Problem 1bT
During the demonstration, did any of the following features change significantly as a pulse moved along the spring? (Ignore what happens when a pulse reaches the end of the spring.)
• the amplitude of the pulse
• the width of the pulse
• the shape of the pulse
• the speed of the pulse
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A)Why does the speed of a wave change when the amplitude remains the same but the frequency changes?
B)Why does the wavelength change when the amplitude remains the same but the frequency changes?
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WAVES, SOUND, & DOPPLER EFFECT
Activity: PHET Pendulums: Simple Harmonic Motlon
மாச் hM
Length of
pendulum (m)
Time for 10
wwings ()
Perlod
T(0
Frequency,
0.20 m
0.30 m
0.40 m
0.50 m
0.60 m
0.70 m
0.80 m
0.90 m
1.00 m
Report times t to the 2" decimal number. Report frequencies f to the 2 decimal number.
Report periods T lo the 3" decimal number.
1) When calculating the phase shift between two sine waves, which of the following parameters do the sine waves need to have in common: phase angle, amplitude, frequency, or period? Why?
2) Consider two sine waves with the same frequency. They both have a period T of 50ms. The second sine wave reaches its maximum positive value of 8ms after the first. Calculate the phase shift between the two sine waves, considering the first one as the reference.
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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