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a sound absorber attenuates the sound level by 20 disable

akash nigam 24th Nov, 2019

Answer (1)

Shivam bhardwaj Student Expert 24th Nov, 2019

Hello aakash,

Hope you are doing well.

It decreases the intensity by factor of 100

Because

Let intensity of sound be l and l' Loudness of sound initially, Therefore, intensity decreases by a factor of 100.

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