# A triangular lamina of area A and height h is immersed in a liquid of density ρ in a vertical plane with its base on the surface of liquid. The thrust on the lamina is

Q: A triangular lamina of area A and height h is immersed in a liquid of density ρ in a vertical plane with its base on the surface of liquid. The thrust on the lamina is

(a) $\frac{1}{2} A \rho g h$

(b) 1$\frac{1}{3} A \rho g h$

(c) $\frac{1}{6} A \rho g h$

(d) $\frac{2}{3} A \rho g h$