Auditory fatigue is seen at
Correct Answer: 90 dB, 4000Hz
Description: Auditory fatigue occurs at 90dB, 4000Hz. 90dB for 8hour a day for 5weeks is the maximum safe limit. (Ref: Diseases of EAR, NOSE AND THROAT by PL DHINGRA - 6th Edition)
Category:
ENT
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