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Physics, 23.07.2019 04:30 ian2006huang

Atypical adult ear has a surface area of 2.90 × 10-3 m2. the sound intensity during a normal conversation is about 2.19 × 10-6 w/m2 at the listener's ear. assume that the sound strikes the surface of the ear perpendicularly. how much power is intercepted by the ear?

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