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Home Q & A Board Science-Related Homework Help Physics
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Chery Chery
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7 years ago
A crying baby emits sound with an intensity of 8.0 × 10-8 W/m2. Calculate a reasonable estimate for the intensity level from a set of quintuplets (five babies), all crying simultaneously at the same place? The lowest detectable intensity is 1.0 × 10-12 W/m2.
A) 79 dB
B) 69 dB
C) 56 dB
D) 49 dB
E) 36 dB
Textbook 
College Physics

College Physics


Edition: 1st
Authors:
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HotMathHotMath
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Chery Author
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#2
7 years ago
Thanks a million
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