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August 28, 2014

Homework Help: Physics

Posted by Eden on Tuesday, December 7, 2010 at 1:42pm.

A 60 dB sound wave strikes an eardrum whose area is 4.110^−5 m^2.

How much energy is absorbed by the eardrum per second?

At this rate, how long would it take your eardrum to receive a total energy of 4.6 J?

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