Wednesday
October 1, 2014

Homework Help: physics

Posted by not sure on Sunday, January 13, 2013 at 3:32pm.

Sound is passing perpendicularly through an open window whose
dimensions are 1.1 m  0.75 m. The sound intensity level is 95 dB above
the threshold of hearing. How much sound energy comes through the
window in one hour?

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