Auditory fatigue occurs at ?
Ans. is 'd' i.e., 90 dB Auditory effects of noice A uditoryfatigue- 90 dB and 4000 Hz. Deafness Temporary - 4000 to 6000 Hz Repeated prolonged exposure to 100 dB Permanent Single exposure to 160 dB (due to rupture of ear drum)
50 dB
60 dB
80 dB
90 dB
90 dB