Open Channel Flow

The Froude number $Fr$ in an open channel flow of hydraulic depth $D = A/T$ is defined as:

Options:

• (A) $Fr = \frac{v}{\sqrt{g D}}$
• (B) $Fr = \frac{v^2}{g D}$
• (C) $Fr = \frac{g D}{v}$
• (D) $Fr = \frac{v}{\sqrt{2 g D}}$