Question

harmful intensity of sound is ,(db)​

Answer 1

Answer:

Sound is measured in decibels (dB). A whisper is about 30 dB, normal conversation is about 60 dB, and a motorcycle engine running is about 95 dB. ... Loud noise above 120 dB can cause immediate harm to your ears.

Explanation:

Answer 2

Noise above 70 dB over a prolonged period of time may start to damage your hearing. Loud noise above 120 dB can cause immediate harm to your ears.

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