GATE CE 2015 Set 1 — Question 54

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NAT+2 / -0MediumHydraulic JumpHydraulic Jump & Varied FlowWater Resources EngineeringSequent Depth

Water Resources Engineering → Hydraulic Jump & Varied Flow → Hydraulic Jump

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A hydraulic jump is formed in a 2 m2\text{ m} wide rectangular channel which is horizontal and frictionless. The post-jump depth and velocity are 0.8 m0.8\text{ m} and 1 m/s1\text{ m/s}, respectively. The pre-jump velocity is ________________ m/s\text{m/s}. (use g=10 m/s2g = 10\text{ m/s}^2)
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