Is the human ear able to detect?

Is the human ear able to detect?
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1 Answer

Answer :

Sound. Yes.
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Least audible sound for most of the human ear is : (1) 10.0 µ bar (2) 0.0002 µ bar (3) 0.005 µ bar (4) 5.0 µ bar

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Last Answer : 0.0002 µ bar