A standing wave is represented by y=A sin (100t) cos (0.01x) where y and A are in millimetres. t in seconds and x in metres. The velocity of the wave is ……… .

A standing wave is represented by y=A sin (100t) cos (0.01x) where y a

1.	A standing wave is represented by y=A sin (100t) cos (0.01x) where y and A are in millimetres. t in seconds and x in metres. The velocity of the wave is ……… .
Answer» `10^(4)` m/s `1` m/ s `10^(-4)` m/s not DERIVABLE from the above information Solution :`V= (OMEGA)/(k) = (100)/(0.10) = 10^(4)` m/s