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Physics, 25.08.2019 19:30 artistictype4671

How fast is a wave with a wavelength of 0.4 m and a frequency of 1000 hz travelling?
a. 0 m/s
b. 0.04 m/s
c. 400 m/s
d. 2500 m/s

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How fast is a wave with a wavelength of 0.4 m and a frequency of 1000 hz travelling?
a. 0 m/...

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