12) The intensity level of the sound of rushing water made b the Niagara Falls is calculated to be 0.003 watts per square meter (I). Approximately what is the decibel level of the Nia falls? Use L = 10[ log I-log 10" ]. a) 85 b) 95 c) 100 d) 105

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.6: Exponential And Logarithmic Equations
Problem 18E
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12) The intensity level of the sound of rushing water made by
the Niagara Falls is calculated to be 0.003 watts per square
meter (I). Approximately what is the decibel level of the Niagara
falls? Use L = 10[ log I-log 10 " ].
-12
a) 85
b) 95
c) 100
d) 105
Transcribed Image Text:12) The intensity level of the sound of rushing water made by the Niagara Falls is calculated to be 0.003 watts per square meter (I). Approximately what is the decibel level of the Niagara falls? Use L = 10[ log I-log 10 " ]. -12 a) 85 b) 95 c) 100 d) 105
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