The speed `v` of ripples on the surface of water depends on surface tension `sigma`, density `rho` and wavelength `lambda`. The square of speed `v` is proportional to

Options

A. `((sigma)/(rho lambda))^(1//2)`
B. `((rho)/(sigma lambda))^(1//2)`
C. `((lambda)/(sigma rho))^(1//2)`
D. `(rho g sigma)^(1//2)`

Answer

A