Irrigation Engineering
Lacey's equation for calculating flood discharge in rivers, is

V = 10.8 R1/2 S1/2
V = 10.8 R1/3 S2/3
V = 10.8 R2/3 S1/2
V = 10.8 R2/3 S1/3

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Irrigation Engineering
Pick up the correct statement from the following answer

If the flexibility is zero, it is a rigid module
If the setting of an outlet is higher than that required for proportionality, the outlet is hyperproportional
If the flexibility is more than one, the outlet is hyper-proportional
All of these

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Irrigation Engineering
For a standing crop, the consumptive use of water is equal to the depth of water

Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil
Evaporated by the crop
Transpired by the crop
Transpired and evaporated by the crop

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Irrigation Engineering
Lane's weighted creep theory assumes

Double weightage to horizontal creep and one weightage to vertical creep
Triple weightage to vertical creep and one weightage to horizontal creep
Triple weightage to horizontal creep and one weightage to vertical creep
Equal weightage to horizontal and vertical creeps

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