General Physics, 2nd Edition
2nd Edition
ISBN: 9780471522782
Author: Morton M. Sternheim
Publisher: WILEY
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Chapter 23, Problem 56E
To determine
How to detect interference effects between the sound waves coming from the two loud speakers of a stereo system.
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Chapter 23 Solutions
General Physics, 2nd Edition
Ch. 23 - Prob. 1RQCh. 23 - Prob. 2RQCh. 23 - Prob. 3RQCh. 23 - Prob. 4RQCh. 23 - Prob. 5RQCh. 23 - Prob. 6RQCh. 23 - Prob. 7RQCh. 23 - Prob. 8RQCh. 23 - Prob. 9RQCh. 23 - Prob. 10RQ
Ch. 23 - Prob. 11RQCh. 23 - Prob. 12RQCh. 23 - Prob. 1ECh. 23 - Prob. 2ECh. 23 - Prob. 3ECh. 23 - Prob. 4ECh. 23 - Prob. 5ECh. 23 - Prob. 6ECh. 23 - Prob. 7ECh. 23 - Prob. 8ECh. 23 - Prob. 9ECh. 23 - Prob. 10ECh. 23 - Prob. 11ECh. 23 - Prob. 12ECh. 23 - Prob. 13ECh. 23 - Prob. 14ECh. 23 - Prob. 15ECh. 23 - Prob. 16ECh. 23 - Prob. 17ECh. 23 - Prob. 18ECh. 23 - Prob. 19ECh. 23 - Prob. 20ECh. 23 - Prob. 21ECh. 23 - Prob. 22ECh. 23 - Prob. 23ECh. 23 - Prob. 24ECh. 23 - Prob. 25ECh. 23 - Prob. 26ECh. 23 - Prob. 27ECh. 23 - Prob. 28ECh. 23 - Prob. 29ECh. 23 - Prob. 30ECh. 23 - Prob. 31ECh. 23 - Prob. 32ECh. 23 - Prob. 33ECh. 23 - Prob. 34ECh. 23 - Prob. 35ECh. 23 - Prob. 36ECh. 23 - Prob. 37ECh. 23 - Prob. 38ECh. 23 - Prob. 39ECh. 23 - Prob. 40ECh. 23 - Prob. 41ECh. 23 - Prob. 42ECh. 23 - Prob. 43ECh. 23 - Prob. 44ECh. 23 - Prob. 45ECh. 23 - Prob. 46ECh. 23 - Prob. 47ECh. 23 - Prob. 48ECh. 23 - Prob. 49ECh. 23 - Prob. 50ECh. 23 - Prob. 51ECh. 23 - Prob. 52ECh. 23 - Prob. 53ECh. 23 - Prob. 54ECh. 23 - Prob. 55ECh. 23 - Prob. 56ECh. 23 - Prob. 57ECh. 23 - Prob. 58ECh. 23 - Prob. 59ECh. 23 - Prob. 60ECh. 23 - Prob. 61ECh. 23 - Prob. 62ECh. 23 - Prob. 63ECh. 23 - Prob. 64ECh. 23 - Prob. 65ECh. 23 - Prob. 66ECh. 23 - Prob. 67ECh. 23 - Prob. 68ECh. 23 - Prob. 69ECh. 23 - Prob. 70ECh. 23 - Prob. 71ECh. 23 - Prob. 72ECh. 23 - Prob. 73ECh. 23 - Prob. 74ECh. 23 - Prob. 75ECh. 23 - Prob. 76ECh. 23 - Prob. 77ECh. 23 - Prob. 78ECh. 23 - Prob. 79ECh. 23 - Prob. 80E
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- Figure 24.26 shows the interference pattern of two radio antennas broadcasting the same signal. Explain how this is analogous to the interference pattern for sound produced by two speakers. Could this he used to make a directional antenna system that broadcasts preferentially in certain directions? Explain. Figure 24.26 An overhead view of two radio broadcast antennas sending the same signal, and the interference pattern they produce.arrow_forwardFigure P24.69 shows a radio-wave transmitter and a receiver, both h = 50.0 m above the ground and d = 6.00 102 m apart. The receiver can receive signals directly from the transmitter and indirectly from signals that bounce off the ground. If the ground is level between the transmitter and receiver and a /2 phase shift occurs upon reflection, determine the longest wavelengths that interior (a) constructively and (b) destructively. Figure P24.69arrow_forward(a) Find the size of the smallest detail observable in human tissue with 20.0-MHz ultrasound. (b) Is its effective penetration depth great enough to examine the entire eye (about 3.00 cm is needed)? (c) What is the wavelength of such ultrasound in 0°C air?arrow_forward
- Figure P36.35 shows a radio-wave transmitter and a receiver separated by a distance d = 50.0 m and both a distance h = 35.0 m above the ground. The receiver can receive signals both directly from the transmitter and indirectly from signals that reflect from the ground. Assume the ground is level between the transmitter and receiver and a 180 phase shift occurs upon reflection. Determine the longest wavelengths that interfere (a) constructively and (b) destructively. Figure P36.35 Problems 35 and 36.arrow_forwardMy organic synthesis microwave oven uses a wavelength of 11.0cm. I want to know what frequency region may be noisy because of this, so what frequency (in Hz) is the microwave oven using?arrow_forwardConsider an AM signal with multi-tone modulation where the modulation signal m(t) is given by: m(t) = 2 sin(3wmt) and the carrier c(t) is given by: c(t) = 3 cos(wct). where wc » wm %3D a. Find an expression for sAM (t) with ka = 0.2/V b. Determine the modulation index.arrow_forward
- A human cannot hear sound at a frequency of 100 kHz or sound at 102 kHz. But if you into a room in which two sources are emitting sound waves, one at 100 kHz and the other at 102 kHz, you'll hear sound. Why? Explainarrow_forwardThere are two loudspeakers 3.0 m apart and both are playing a 686 Hz tone in phase.The speed of sound is 343 m/s. A person is standing directly in front of one of thetwo loudspeakers as shown in the figure and can only move along a line AB.a) Write the inherent phase difference.b) Write the pathlength difference in terms of x, which is a distance from thespeaker 1 to the person.c) At what distances x (calculate three values corresponding to integersm=0,1,2) from the speaker 1 do you hear a minimum sound intensity?arrow_forwardQuestion 4 (a) Write your understanding about coherent waves. (b) A loudspeaker hanging on a long rod radiates sound waves uniformly in all directions. At a distance of 15.0 m from the speaker, the sound intensity is 0.25 W/m². At what distance is the intensity 0.1 W/m²? Question 5 (a) A 1.4-kg 15-cm-diameter solid sphere is rotating about its diameter at 70 rev/min. What is its kinetic energy? (b) Explain why you expect an object made of a stiff material to vibrate at a higher frequency than a similar object made of a more flexible material.arrow_forward
- Before all music was available online, but after LPs and 8track, CDs were the common format for recorded music. Give a rationale for the industry standard of recording pieces at 44.1 kHz. What are the benefits and the limitations of this choice?arrow_forwardTwo out of phase loudspeakers are X distance apart. A person is 6 meters from one and 4 from another. What is the third-lowest frequency the person will hear constructive interference?arrow_forwardA 1,720 Hz pure tone is played on a stereo in an open field. A person stands at a point that is 8 m from one of the speakers and 8.4 m from the other. Does the person hear the tone? ( assume the speed of sound is 344 m/s). The path difference of _____ is _____ times the wavelength of the tone, giving ____ interference.arrow_forward
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Spectra Interference: Crash Course Physics #40; Author: CrashCourse;https://www.youtube.com/watch?v=-ob7foUzXaY;License: Standard YouTube License, CC-BY