Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.0mm in humans. When someone yells to you in a noisy environment, the sound intensity at your ear sometimes approximates 2 x 10-6 W/m2. How much energy per second is delivered to your eardrum?

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Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.0mm in humans. When someone yells to you in a noisy environment, the sound intensity at your ear sometimes approximates 2 x 10-6 W/m2. How much energy per second is delivered to your eardrum?

A) 54.4 pJ per second
B) 50.3 pW
C) 54.4 pW
D) 100.6 pW
E) 200.1 pJ per second

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