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Physics, 25.01.2021 18:00 Michaelab

a sound wave has a frequency of 20 Hz and a wavelength of 100 m. what is the wave speed? a) 2000m/s b) 100m/s c)50 m/s d)0.20 m/s

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a sound wave has a frequency of 20 Hz and a wavelength of 100 m. what is the wave speed? a) 2000m/s...
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