True or falseE Hydraulic jump is a rapidly varied flow.L The specific energy is the energy at a cross-section of an open channel flow withrespect to any arbitrary datum.At critical depth, the specific energy is maximum.A 2 m wide concrete rectangular channel with a roughness (n) of 0.012, a slope of 0.2% and with water depth of 1 m, the estimated flow rate in the channel is 950 m/s.Specific Force curve is the relationship between the specific force and the conjugatewater depthsThe critical flow condition corresponds to the maximum specific discharge in achannel for a fixed specific energy.Open-channel flows are characterized by the presence of a liquid-gas interface calledthe free surface.I In open-channel flow, the depth of flow, discharge and the slopes of channel bottomand of the free surface are dependent variables.A channel built with the same cross section and bottom slope is called a PRISMATICCHANNEL.Channel section, which is composed, of different roughness along the wettedperimeter is called a compound channel.L L

1) Statement is true. The change of flow parameter in a short distance is termed as rapid varied…

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True or false E Hydraulic jump is a rapidly varied flow. L The specific energy is the energy at a cross-section of an open channel flow with respect to any arbitrary datum. L At critical depth, the specific energy is maximum.