Civil Engineering – Irrigation Engineering Mock test – 2




Welcome to your Irrigation Engineering Mock test -2
Take an exciting test in Irrigation Engineering 
You have only 20 mins to complete the test (25 Questions)
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The useful moisture of soil, is equal to its
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
If the irrigation efficiency is 80%, conveyance losses are 20% and the actual depth of watering is 16 cm, the depth of water required at the canal outlet, is
Meandering of a river generally occurs, in
Canals taken off from ice-fed perennial rivers, are known
In gravity canals, F.S.L. is
A fall in a canal bed is generally provided, if
The Lacey's regime velocity is proportional to
According to Bligh's creep theory, percolating water flows along
The length and width of a meander and also the width of the river, vary roughly as
For a standing crop, the consumptive use of water is equal to the depth of water
In north Indian Plains, optimum depth of kor watering for wheat, is
If d1 is the depth of cutting, d2 is the height of the bank from bed level r2 : 1 and r1 : 1 are the slopes in filling and cutting respectively, the horizontal distance n between the bed and bank, is
The most suitable location of a canal head work, is
Bligh's theory of seepage assumes
A deficit of sediments in flowing water may cause a river
The state of the soil when plants fail to extract sufficient water for their requirements, is
The down stream expansion head of a guide bank is extended to subtend an angle at the centre, equal to
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
According to Khosla, the exist gradient of surface flow
The optimum depth of kor watering for a rice crop, is
The structure constructed to allow drainage water to flow under pressure through an inverted syphon below a canal, is called
In a barrage, the crest level is kept
The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to
A hydraulic jump is generally formed when a stream moving with







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