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5 Nov 2021

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In science, the decibel unit is used to measure the strength of a sound level. The decibel unit is denoted as dB in a nutshell. If the decibel value is high, the sound or noise level will be high, and if the decibel value is low, the sound or noise level will below.

 

  

 

Formula used:

 

Step-by-step explanation

Step 1.

Humans can perceive a wide range of sound intensities because they have such a wide range of hearing ( spans 13 orders of magnitude). The loudness of the faintest sound that can be heard is the Threshold of Hearing. The power density is approximately .

 

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