Answered: Which one of the following would…

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter14: Sound

Section: Chapter Questions

Problem 12P: The intensity level produced by a jet airplane at a certain location is 150 dB. (a) Calculate the...

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Question

Which one of the following would increase the speed of a sound wave in air?

	a.	increasing the temperature of the air
	b.	increasing the frequency of the sound wave
	c.	increasing the intensity level of the sound wave
	d.	increasing the amplitude of the sound wave

- In a crowd of body-to-body people, if one person pushes a neighbor a wave is set up as that “push” propagates through the crowd. This wave is most like a..

- For a transverse wave on a string, the shape of the wave is described by y = (x2 + 2)-1. Which one of the following equations represents this wave traveling in the positive direction at a speed of 2 units per second?

	a.	y = (x2 + 2 + 2t)-1
	b.	y = [(x − 2t)2 + 2]-1
	c.	y = (x2 – 2t + 2)-1
	d.	y = [x2 – 2]-1

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