A physicist out at the cabin uses a sonar device to

Reference no: EM13641021

A physicist out at the cabin uses a sonar device to determine the speed of a jet-ski on the nearby pond. A 20.5 kHz signal is sent out and a 22.5 kHz signal is returned. Assume the speed of sound in air is 340 m/s. How fast is the jet-ski moving?

Reference no: EM13641021

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