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carmenn
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Homework Statement
A hearing aid increases the sound intensity level, thereby allowing a person to hear better. For the following decibel increases, by how much does the intensity of sound increase?
a)30dB
b) 22dB
Homework Equations
[tex]\beta=10log (I/Io)[/tex]
The Attempt at a Solution
I substitute 30 in for the beta, and 1x10^-12 for the Io, but i can't seem to solve for the correct answer. Can anyone lend a hand?
I really have trouble with bringng to log to the other side. Thanks