Q. In a barrage, the crest level is kept

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Q. For a standing crop, the consumptive use of water is equal to the depth of water

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Q. The state of the soil when plants fail to extract sufficient water for their requirements, is

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Q. The field capacity of a soil is 25%, its permanent wilting point is 15% and specific dry unity weight is 1.5. If the depth of root zone of a crop, is 80 cm, the storage capacity of the soil, is

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Q. The main cause of silting up a channel,

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Q. In north Indian Plains, optimum depth of kor watering for wheat, is

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Q. Bed bars in a canal are provided

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Q. The most suitable location of a canal head work, is

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Q. The optimum depth of kor watering for a rice crop, is

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Q. Bligh's theory of seepage assumes

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Q. The Lacey's regime velocity is proportional to

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Q. A hydraulic jump is generally formed when a stream moving with

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Q. For a unique design of a channel by Kennedy's theory

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Q. The useful moisture of soil, is equal to its

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Q. Canals taken off from ice-fed perennial rivers, are known

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Q. The down stream expansion head of a guide bank is extended to subtend an angle at the centre, equal to

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Q. The length and width of a meander and also the width of the river, vary roughly as

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Q. Regime conditions in a channel may occur if

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Q. If the optimum depth of kor watering for a crop is 15.12 cm, the outlet factor for the crop for four week period in hectares per cumec, is

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Q. According to Bligh's creep theory, percolating water flows along

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