dericks123 dericks123

16-04-2018
Physics

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A wave has a wavelength of 12 mm and a frequency of 7 hertz. What is its speed?

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Bladerunner1976 Bladerunner1976

16-04-2018

v = wavelength * frequency
12 mm = 0.012 m

frequency = 7 Hz

v = 0.012 * 7 = 0.084 m/s

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