The equation of progressive wave is \[y=a\sin (200\,t-x)\]. where \[ – McqOptions

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1.	The equation of progressive wave is \[y=a\sin (200\,t-x)\]. where \[x\] is in meter and \[t\] is in second. The velocity of wave is [RPMT 2000]
A.	200 m/sec
B.	100 m/sec
C.	50 m/sec
D.	None of these
Answer» B. 100 m/sec

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