Water waves
In a cylindrical vessel radius 10m .water is filled .now a small marble is dropped at its center .after 2 sec of this drop a portion of the surface starts moving up and down with amplitude greater than other places on the surface.find an expression to obtain the value of surface water speed .and calculate it??
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1 solution
think about superposition....then time equal to 2R/t=2*10/2=10s