A standing wave is represented by \[Y=A\sin (100t)\cos (0.01x)\] wher – McqOptions

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1.	A standing wave is represented by \[Y=A\sin (100t)\cos (0.01x)\] where Y and A are in millimetre, t is in seconds and x is in metre. The velocity of wave is [CBSE PMT 1994; AFMC 2002]
A.	\[{{10}^{4}}\,m/s\]
B.	\[1\,m/s\]
C.	\[{{10}^{-4}}\,m/s\]
D.	Not derivable from above data
Answer» B. \[1\,m/s\]

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