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How far would you have to be to get a reading of 60 dB when standing outside 15 m away from a boombox the intensity level was measured at 80 db?
Wiki User
∙ 11y ago
A reduction of 20 dB corresponds to increasing the distance from the source
by a factor of 10.
So you have to back off to 150 meters in order to reduce the sound level to 60 dB.
Wiki User
∙ 11y ago
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