The distance between two successive troughs of a wave is 0.4m. If the frequency of the source is 825Hz, calculate the speed of the wave. A. 165.0m/s B. 330.0m/s C. 412.5m/s D. 825.0m/s
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the answer is 330.0m/s
we know that (v=nλ) here v is speed of the wave
n is frequency and λ is the distance between two waves.
so, the speed of the wave (v)=825÷0.4
=330m/s.
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