The velocity of the propagation of waves - WFU Physics

26. How long does it take a wave to travel 1,200 meters with a speed of 3x108m/s? 27. What is the frequency of a wave that has a wavelength of 350m and a speed of 4830 m/s? 28. A sound wave has a frequency of 247 Hz and a wavelength of 1.4m. What is the speed of the sound wave in air? 29. What are the units of Frequency? 30. What are the units ... ................
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