Decibel rating of the loudness of a sound is modeled by where I is the intensity of
Question:
Decibel rating of the loudness of a sound is modeled by
where I is the intensity of a particular sound, and I0 is the intensity of a very faint threshold sound. A few years ago, there was a controversy about a proposed government limit on factory noise. One group wanted a maximum of 89 decibels, while another group wanted 86. Find the percent by which the 89-decibel intensity exceeds that for 86 decibels.
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For 89 decibels we have For 86 decibels we have To ...View the full answer
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Related Book For 
College Algebra
ISBN: 978-0134697024
12th edition
Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
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