Using an intensity of 1 1012 W/m2 as a reference, the
Chapter 16, Problem 16.119(choose chapter or problem)
Using an intensity of 1 1012 W/m2 as a reference, the threshold of hearing for an average young person is 0 dB. Person 1 and person 2, who are not average, have thresholds of hearing that are 1 8.00 dB and 2 12.0 dB. What is the ratio I1 /I2 of the sound intensity I1 when person 1 hears the sound at his own threshold of hearing compared to the sound intensity I2 when person 2 hears the sound at his own threshold of hearing? 67
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