Multiple Choice
Solve the problem.
-Use the formula 
, where the loudness of a sound in decibels is determined by I, the number of 
produced by the soundwave, and I 
A certain noise produces 
of power. What is the decibel level of this noise? Round to the nearest decibel.
A) 8 decibels
B) 78 decibels
C) 68 decibels
D) 179 decibels
Correct Answer:
Verified
Correct Answer:
Verified
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