1. A rectangular channel with a width of 6.0 feet conveys a discharge of 115 cfs. If the depth of flow is 3.0 feet, what is the velocity? What is the Froude num- ber? Is the flow subcritical or supercritical?
2. A rectangular channel with a width of 15.0 feet conveys a discharge of 180 cfs. If the depth of flow is 1.2 feet, what is the Froude number? Is the flow subcritical or supercritical?