CVEN325 A- Final Exam 2017 Fall Name 1. True or false for each statement (Circle

Question

CVEN325 A- Final Exam 2017 Fall Name 1. True or false for each statement (Circle one in eachj a. A critical flow can only is faster than the subcritical flow in a channel.(True or False) flow is deeper than the subcritical flow in the same channel. (True or False) Asuprtin the critical channel slope. (True or False) C. d. e. A A subcritical flow can only be A subcritical flow can have a hydraulic jump at downstream. (True or False) 2. A unit hydr due to what runoff depth? (select all the possible answers) ograph represents a hydrograph of direct runoff observed at the downstream of a basin a. 1 meter c.1 d. 1 inch e. 1 foot 3. Select all the facts about NRCS TR-55Method (circle the correct ones) a. b. C. d. e. TR-55 is a urban hydrology method TR-55 requires the parameter curve number TR-55 requires the parameter time of concentration TR-55 considers the evaporation rate TR-55 includes the infiltration loss

Explanation / Answer

1) Option a,b and e are true. Critical flow will ocuur in critical channel slope with critical depth.

Super critical flow is faster than sub critical flow and depth is less.

for subcritical flow hydraulic jup occus at downstream with some energy loss.

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