At which level sound is painful –
Correct Answer: 100-120dB
Description: Intensity
Whisper - 30 dB
Normal conversation - 60 dB
Shout - 90 dB
Discomfort of ear - 120 dB
Pain in ear -130 dB
Ref. Dhingra, 6/e, p 19
Category:
ENT
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