What is the length of one side of a square sound collector

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The sound intensity at a gasoline station next to a freeway averages 10^-3 W/m2. The owner decides to collect this energy and convert it to thermal energy for heating his building.

Assuming that this conversion is 100% efficient, what is the length of one side of a square sound collector that is needed to provide thermal energy at a rate of 480W ?

Reference no: EM13982696

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