Physics for Scientists and Engineers
6th Edition
ISBN: 9781429281843
Author: Tipler
Publisher: MAC HIGHER
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Chapter 16, Problem 37P
To determine
The distance between the two source and the angle at which intensity maxima is heard.
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The sound from a trumpet radiates uniformly in alldirections in 20°C air. At a distance of 5.00 m from the trumpet thesound intensity level is 52.0 dB. The frequency is 587 Hz. What is the displacementamplitude?
The sound from a trumpet radiates uniformly in alldirections in 20°C air. At a distance of 5.00 m from the trumpet thesound intensity level is 52.0 dB. The frequency is 587 Hz. At what distance is the sound intensity level30.0 dB?
(b) A sound wave traveling in 20°C air has a pressure amplitude of 0.853 Pa. What intensity level does the sound correspond to? (Assume the density of air is 1.29 kg/m3. Enter your answer in dB.) in dB(c) If a large housefly 2.5 m away from you makes a noise of 34.0 dB, what is the noise level (in dB) of 7100 flies at that distance, assuming interference has a negligible effect? in dB(d) The amplitude of a sound wave is measured in terms of its maximum gauge pressure. By what factor does the amplitude of a sound wave increase if the sound level goes up by 80.0 dB?
Chapter 16 Solutions
Physics for Scientists and Engineers
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