February 22, 2017

Homework Help: phyics

Posted by ami on Thursday, March 17, 2011 at 11:45pm.

Who will hear the voice of a singer first-a person in the balcony 50 m away from the stage (Fig. 22-19), or a person 2000 km away at home whose ear is next to the radio? Assume that the microphone is a few centimeters from the singer and the temperature is 20°C.

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