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Based on the graph, what is the threshold of hearing in decibels for frequencies of 60, 400, 1000, 4000, and 15,000 Hz? Note that many AC electrical appliances produce 60 Hz, music
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If I can't hear tones over 8,000 Hz, does that mean I have hearing loss (I'm 22)? - Quora
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SOLVED:(a) What is the intensity in watts per meter squared of a just barely audible 200-Hz sound? (b) What is the intensity in watts per meter squared of a barely audible 4000-Hz
