- A. vertical drop fall
- B. flumed glacis fall
- C. unflumed glacis fall
- D. all of the above
Irrigation Engineering
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Which of the following can be used as a meter fall ?
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An outlet is said to be proportional if its flexibility, is
- A. Zero
- B. Less than one
- C. More than one
- D. One
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Trap efficiency of a reservoir is a function of
- A. capacity/inflow ratio
- B. capacity/outflow ratio
- C. outflow/inflow ratio
- D. none of the
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Trap efficiency of a reservoir is a function of
- A. capacity/inflow ratio
- B. capacity/outflow ratio
- C. outflow/inflow ratio
- D. none of the above
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The minimum size of stone that will remain at rest in a channel of longitudinal slope S and hydraulic mean depth R is given by
- A. 4RS
- B. 11RS
- C. 7RS
- D. 15 RS
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Pick up the incorrect statement from the following:
- A. In free flooding irrigation, water is admitted at one corner of a field and is allowed to spread over the entire area
- B. In check method of irrigation, the field is divided into smaller compartments and water is admitted to each in turn
- C. In furrow irrigation water is admitted between the rows of plants in the field
- D. None of these
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Tortuosity of a meandering river is always
- A. equal to 1
- B. less than 1
- C. greater than 1
- D. less than or equal to 1
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For standing crops in undulating sandy fields, the best method of irrigation, is
- A. Sprinkler irrigation
- B. Free flooding
- C. Check method
- D. Furrow method
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In North Indian Plains, optimum depth of kor watering for wheat, is
- A. 23.0 cm
- B. 19.0 cm
- C. 17.5 cm
- D. 13.5 cm
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In a chute spillway, the flow is usually
- A. uniform
- B. subcritical
- C. critical
- D. super critical