vanessagomezcx
vanessagomezcx
12.11.2019 • 
Mathematics

The loudness of sound is measured in decibels in honor of alexander graham bell, inventor of the telephone. if the variation in pressure is p pounds per square inch then the loudness l in decibels is l= 20log10(121.3 p), find the variation in pressure caused by a rock band at 96 decibels.

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