The human eardrum has an area of 50times10-5 m2a what is, Ask an Expert

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The human eardrum has an area of 5.0×10-5 m2.

(a) What is the sound power received when the incident intensity is the minimum perceivable, 1.0×10-12 W/m2?

(b) What is the sound power at the eardrum for conversational speech, which has a sound level of 65 dB?

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