Trap efficiency of a reservoir is a function of
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Irrigation Engineering
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Seepage through embankments in an earthen dam is controlled by
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A river is said to be of
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An artesian aquifer is the one where
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For a unique design of a channel by Kennedy's theory
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The scour depth D of a river during flood, may be calculated from the Lacey's equation
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Unit of runoff in M.K.S. system is
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Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ?
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The main cause of meandering is
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According to Kennedy, the critical velocity (V0) in meters in a channel is the mean velocity which keeps the channel free from silting or scouring. Its value is given by (where m is critical velocity ratio and D is the depth of the channel).
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A 70% index of wetness means
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Useful soil moisture for plant growth, is
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The state of the soil when plants fail to extract sufficient water for their requirements, is
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The flow of water after spilling over the weir crest in chute spillway and side channel spillway respectively are
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V and R are the regime mean velocity and hydraulic mean depth respectively in meters. Lacey's silt factor f is
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The length of a meander is the distance along the river between the tangent point of one curve to the tangent point of
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A 6 hours storm had 4 cm of rainfall and the resulting runoff was 2 cm. If ϕ index remains at the same value, the runoff due to 10 cm of rainfall in 12 hours in the catchment is
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A multipurpose reservoir is the one which is
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A divide wall is provided
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The consumptive use of water for a crop
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