Derive the critical depth condition for trapezoidal channels with given y and calculate the critical depth for a trapezoidal section with Q = 20+Z m 3 /s, y=2.0, b=6 m. z=53

9. It is known that: •Q = 18 m^ 3 /s • Rectangular channel, 3 m wide • Unfinished form concrete channel • occurs at a depth of y1 = 1 m jumpDetermine : Velocity after hydraulic jump %3D

A 45° elbow of a rectangular duct has a 12.4-centimeter throat radius. Theduct width is 20.5 centimeters.a. Find the inside arc length. a.b. Find the outside arc length.

A 3-m wide rectangular concrete channel has a normal depth of 1.25 m when the discharge is 8.75 m³/s. The slope of the channel is classified as: Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a b с d mild critical steep very steep