Mathematics, 23.04.2020 15:49 ineemorehelp
The loudness, L, measured in decibels (Db), of a sound intensity, I, measured in watts per square meter, is defined as L = 10 log StartFraction I Over I 0 EndFraction, where I 0 = 10 Superscript negative 12 and is the least intense sound a human ear can hear. What is the approximate loudness of a dinner conversation with a sound intensity of 10–7?
–58 Db
–50 Db
9 Db
50 Db
Answers: 1
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The loudness, L, measured in decibels (Db), of a sound intensity, I, measured in watts per square me...
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