Assume that the opening of the ear canal has a diameter of(7.0 mathrm{~mm}). For this problem, you

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Assume that the opening of the ear canal has a diameter of$7.0 \mathrm{~mm}$. For this problem, you can ignore any focusing of energy into the opening by the pinna, the external folds of the ear.

a. How much sound power is "captured" by one ear at $0 \mathrm{~dB}$, the threshold of hearing?

b. How much energy does one ear "capture" during 1 hour of listening to a lecture delivered at a conversational volume of $60 \mathrm{~dB}$ ?

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College Physics A Strategic Approach

ISBN: 9780321907240

3rd Edition

Authors: Randall D. Knight, Brian Jones, Stuart Field

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Question Posted: Mar 30, 2024 08:11 AM

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Assume that the opening of the ear canal has a diameter of(7.0 mathrm{~mm}). For this problem, you

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To solve this problem well first calculate the area of the opening of the ear canal using its diamet...View the full answer

College Physics A Strategic Approach

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