Science, asked by Anonymous, 1 year ago

least decibal of sound is

Answers

Answered by aj2802
2
So we measure loudness using thedecibel scale, which is based on human perception. Since 0 decibels is, by definition, the lower perceptual limit of sound for humans, the quietestsound humans can hear is just above that, which is around 20 micro-pascals of pressure
Answered by Anjula
2
hello user !!!

your answer :-

the least decibel sound is 0

it means total silence .

decibel is named after alexander grahambell

our ears will damage if u hear more than 80 dB sounds

decibel denoted as dB 

hope this helps you :]
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