Problems on sound intensity

S22 One violin playing produces a sound level of 60 dB at your ears.

a.) What is intensity of the sound energy at your ear?
b.) If a second violin plays, producing the same sound level at your ear, what is the sound level from both violins playing?

S23 You are at a party and talking with a group of people. They all produce sound levels of the same magnitude at your position. The combined level when all four talk at once is 70 dB. What is the sound level from one person? What is the sound intensity from one person?

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Last updated: 28 Oct 1999Comments: bland@indiana.edu