What is the intensity at a spot that is 72 m away

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Reference no: EM13270716

Suppose that a public address system emits sound uniformly in all directions and that there are no reflections. The intensity at a location 26 m away from the sound source is 3.0 × 10-4 W/m2. What is the intensity at a spot that is 72 m away?

Reference no: EM13270716

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