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Physics, 30.07.2019 23:30 stonedhero13
What is the speed of a wave if the wavelength is 100 m and the period is 20 s? 2,000 m/s 120 m/s 80 m/s 5 m/s
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What is the speed of a wave if the wavelength is 100 m and the period is 20 s? 2,000 m/s 120 m/s 80...
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