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QUESTION
A cordless microphone emits sound with an average power output of 73.9 W. Calculate the distance (in meters) at which the intensity of the sound is 1 x 10-8 W/m2
A cordless microphone emits sound with an average power output of 73.9 W. Calculate the distance (in meters) at which the intensity of the sound is 1 x 10-8 W/m2
