Question

what is s.i unit of noise??​

Answer 1

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A sound unit is any acoustic unit of sound measurement. dB, decibel - noise of sound measurement is called decibels. Ratio of the sound pressure to reference pressure to something.

Answer 2

Answer:

• dB, decibel - noise of sound measurement is called decibels (dB). Ratio of the sound pressure to reference pressure to something. sone - a unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold, starting with 1 sone.