Physics, 03.11.2019 07:31 deedeesmoke113057

What are five examples that illustrate a machine or a person doing work on another?

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The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

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Physics, 22.06.2019 18:30, SoccerHalo

Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm