A compact speaker puts out 100 W of sound power. (a) Neglecting losses to the air, at
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(a) Neglecting losses to the air, at what distance would the sound intensity be at the pain threshold?
(b) Neglecting losses to the air, at what distance would the sound intensity be that of normal speech? Does your answer seem reasonable? Explain.
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a I F R b Normal speech is at ...View the full answer
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