GATE Civil Engineering (CE) 2014 Shift 2 Solved Paper

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Question : 53 of 65
 
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A rectangular channel of 2.5 m width is carrying a discharge of 4 m3/s. Considering that acceleration due to gravity as 9.81 m/s2, the velocity of flow (in m/s) corresponding to the critical depth (at which the specific energy is minimum) is _______
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