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Wave Velocity

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Explanations 1

The wave velocity is, not surprisingly, the speed and direction in which the wave travels. As in other instances of velocity, it is denoted vvv and has standard SI unit meters p…
By Sujay Kazi

Problems 3

The speed of a sound wave is about 343ms343 \frac{\text{m}}{\text{s}}343sm. You pluck the A string on a violin; the sound made has frequency 440Hz440 \text{Hz}440Hz. What is th…
You now play an A again, except an octave lower. Since the A you are playing now is an octave lower, the frequency of the sound wave is decreased by a factor of 222. What would …
Light wave travels the fastest in the vacuum. When it enters other mediums, it slows down. If a beam of red light travels from air into glass, what would happen to its velocity,…