Irrigation Engineering
Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ?

convex water surface
independent of shape of water surface
flat water surface
concave water surface

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Irrigation Engineering
The intensity of irrigation means

Percentage of culturable commanded area to be irrigated annually
Total depth of water supplied by the number of waterings
Percentage of the mean of culturable commanded area and the gross commanded area to be irrigated annually
Percentage of gross commanded area to be irrigated annually

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