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PSC Civil Engg: Hydrology Quiz 7
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The following figure shows the hyetograph of a 3-hr storm. The surface runoff for the event is estimated to be 38 mm. The ∅-index for the event is ___________mm/hr.
A wide channel is 1m deep and has a velocity of flow, V, as 2.13 m/s. If a disturbance is caused, an elementary wave can travel upstream with a velocity of
The relationship among specific yield (S y), specific retention (Sr) and porosily (η) of an aquifer is
A deflecting ‘Groyones’ in a river is
In reservoirs with an uncontrolled spillway, the peak of the plotted outflow hydrograph
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Jun 11ESE & GATE CE