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What is the sound intensity at that point in wm2

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a. If the sound level intensity is 17.0 dB at a point d1 = 6.8 cm from the source, what is the sound intensity at that point in W/m2. (We can assume that 0 dB is referenced to 10-12 W/m2).

b. Assume that sound is emitted from a point source, so that the intensity decreases quadratically with distance. What is the intensity level in dB at a point d2 = 2.0 cm from the source?

Reference no: EM132513274

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