Q. According to Kennedy, the critical velocity (V0) in metres 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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Q. If the height of the hydraulic gradient line above the floor of thickness t is h and the specific gravity of the material of the floor is G, the minimum thickness t of the floor down stream of the crestwall, is given by the equation

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Q. Pick up the correct statement from the following

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Q. For the design of major hydraulic structures on the canals, the method generally preferred to, is based on

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Q. For designing the venturi head,

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Q. The sinuosity of a meander is the ratio of

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Q. The top soil of a water logged field becomes more alkaline and infertile if its pH value is

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Q. The difference in level between the top of a bank and supply level in a canal, is called

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Q. F.S.L. of a canal at its head with respect to parent channel is kept

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Q. The measure to remove water logging of land, is

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Q. Attracting groynes are built

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Q. Retrogression of the bed level of a river downstream a weir, occurs due to

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Q. The main function of a diversion head works of a canal from a river, is

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Q. When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called

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Q. For the conditions enumerated to provide a crossing at C1 You will probably provide

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Q. If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is

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Q. The crest level of a canal diversion head work, depends upon

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Q. The depth of rice root zone, is

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Q. The intensity of irrigation means

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Q. The saturation line is the line up to which banks get saturated after the canal runs for some time. The saturation gradient in ordinary loam soil, is generally

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