How long does it take for sopranos voice to reach listeners

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Reference no: EM13258610

A soprano's voice is sent by radio waves to a listener in a city 90 km away.

a) How long does it take for the soprano's voice to reach the listener?

b)In the same time interval, how far form the soprano has the sound wave in the auditorium traveled? Take the speed of sound to be 340 m/s.

Reference no: EM13258610

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