Biology, asked by rekhavinodmenon, 10 months ago

what is the noice level that can cause permanent
empartment of hearing
ability of human beings​

Answers

Answered by archanaswain353
1

Explanation:

the ear can be exports of short periods of sound in excess of 120 degree without permanent harm - albeit with discomfort and possibility pain but long term exposure to sound level of over 85 DB(A) can cause permanent hearing loss

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