Mathematics, 21.06.2021 20:50 asiaosterling
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 10β7?
a.) β58 Db
b.) β50 Db
c.) 9 Db
d.) 50 Db
Answers: 3
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