the frequency of a wave is 20 hz and it's wavelength in a medium is 20m.The velocity of the wave in that medium is how much.
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If this help , mark as brainliest please. Thanks
Explanation:
Velocity = Wavelength × Frequency
Velocity = 20m × 20Hz
Velocity = 400 m/s
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Answer:
do it yourself!!!
Explanation:
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