A sound wave radiates from a source uniformly in all directions. If the power of the sound source is 200 watts, then the intensity of the sound wave 100 m from the source is A) 2.2 mW/m². B) 2.0 mW/m². C) 1.8 mW/m². D) 1.6 mW/m². E) 1.2 mW/m².

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The Answer of A sound wave radiates from a source uniformly in all directions. If the power of the sound source is 200 watts, then the intensity of the sound wave 100 m from the source is A) 2.2 mW/m². B) 2.0 mW/m². C) 1.8 mW/m². D) 1.6 mW/m². E) 1.2 mW/m².

A Sound Wave Radiates from a Source Uniformly in All