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April 20, 2014

Homework Help: physics

Posted by Mike on Sunday, June 3, 2012 at 6:30pm.

Residents of Hawaii are warned of the approach of a tsunami by sirens mounted on the tops of towers. Suppose a siren produces a sound that has an intensity level of 120 dB at a distance of 2.0 m. How far away can the siren be heard?

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