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A window whose area is 2m^2 opens on str...

A window whose area is `2m^2` opens on street where the street noise result in an intensity level at the window of 60 dB. How much acoustic power enters the window via sound waves. Now if an acoustic absorber is fitted at the window, how much energy from street will it collect in 5 h?

A

`26 xx 10^(-13) J`

B

`26 xx 10^(-10) J`

C

`36 xx 10^(-3) J`

D

`46 xx 10^(-10) J`

Text Solution

Verified by Experts

The correct Answer is:
C
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A window whose area is 2 m^(2) opens on a street where the street noise results at the window an intensity level of 60 dB . How much acoustic power energy from the street will it collect in a day?