Engineering, 06.05.2020 03:43 lewislatavia043
The 1.5 cm wide rectangular channel in the laboratory was used to create a hydraulic jump; the following data were collected: y1 = 1.25 ± 0.05 cm; y2 = 5.6 ± 0.1 cm; Q = 8 liters/30 sec Assume the water temperature was 20°C. (Note the mixed units above – please present your solutions in si units) (a) Use the theoretical equation to predict the conjugate depth ratio, y2/y1, based on the initial depth, y1. Compare the value to the lab-derived ratio (lab y2/lab y1). Discuss the results. (b) Calculate critical depth (in cm). Verify if flow transitioned from supercritical to subcritical. (c) Calculate the total energy at points 1 and 2. How much energy was lost in the jump? What percentage of the upstream energy was lost in the jump?
Answers: 2
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The 1.5 cm wide rectangular channel in the laboratory was used to create a hydraulic jump; the follo...
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