waves

Question: The equation of a progressive wave is given by $y=a\sin (628t-31.4x)$. If the distances are expressed in cms and time in seconds, then the wave velocity will be



1) 314 cm/sec
2) 628 cm/sec
3) 20 cm/sec
4) 400 cm/sec
Solution: Explanation: No Explanation
Progressive Waves

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