Categories > waves > Progressive Waves > Progressive wave of sound is represented by $y=a\sin [400\pi \,t-\pi x/6.85]$ where $x$ is in $m$ and $t$ is in sec. Frequency of the wave will be

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Question: Progressive wave of sound is represented by $y=a\sin [400\pi \,t-\pi x/6.85]$ where $x$ is in $m$ and $t$ is in sec. Frequency of the wave will be


1) 200 Hz
2) 400 Hz
3) 500 Hz
4) 600 Hz
Solution: Explanation: No Explanation
Progressive Waves

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