A wide vessel with small hole in the bottom is filled with water and kerosene, Neglecting viscosity, the velocity of water flow v, if the thickness of water layer is `H_(1)` and that of kerosene layer is `H_(2)` is (density of water `rho_(1)//cc` and that of kerosene is `rho_(2)//cc`.

Options

A. `sqrt(2g(h_(1)+h_(2)))`
B. `sqrt(2g(h_(1)rho_(1)+h_(2)rho_(2)))`
C. ` sqrt(2g [h_(1)+h_(2)((rho_(2))/(rho_(1)))])`
D. `sqrt(2g[h_(1)((rho_(1))/(rho_(2)))+h_(2)])`

Answer

C