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Submitted by pinsho on Sun, 2013-01-20 17:01
due on Thu, 2013-01-24 17:02
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: In progressA company with loud machinery needs to cut its sound intensity to 44% of its original level. By how...
A company with loud machinery needs to cut its sound intensity to 44% of its original level. By how many decibels would the loudness be reduced? Use the formula L=101logI/Io. Round to the nearest hundredth. (1 point)3.57 decibels
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loudness L = -10 log I/Io
xxxxx xxxx I = 0.44 I0
xx
L' = -10 log xxxxxxxxo
L' = 3.57 dB
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