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(Solved): 4. A noisy machine produces a sound intensity of 0.44W/m2 at a distance of 12m. a) Find the sou ...
4. A noisy machine produces a sound intensity of 0.44W/m2 at a distance of 12m. a) Find the sound intensity at a distance of 30m b) Find the sound level in decibels at that distance c) How far away could you be and still hear the sound at a level of 50dB ?