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How many decibels is this? show work​
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How many decibels is this? show work​

How many decibels is this? show work​-example-1
User Ahsan Khurshid
by
8.4k points

1 Answer

3 votes

Answer:

  • 115 dB

Step-by-step explanation:

1. Given equation:


\beta =10log((I)/(I_0))\\\\ I_0=10^(-12)W/m^2

2. Given intensity:


I=0.315W/m^2

3. Decibels


\beta =10log(0.315/10^(-12))\\ \\ \beta =10log(315,000,000,000)\\ \\ \beta =10(11.498)=114.98\approx 115

User MKorsch
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7.6k points
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