Civil Engineering :: Irrigation Engineering
- For standing crops in undulating sandy fields, the best method of irrigation, is
- The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by
- 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
- Pick up the correct statement from the following:
- Pick up the correct statement from the following:
- Pick up the correct statement from the following:
- Lacy's regime condition is obtained if
- Infiltration rate is always
- Which of the following methods of applying water may be used on rolling land ?
- Garnett's diagrams are used for graphical solution of design equations of a canal by
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A.
The full supply level of a canal should be above ground level |
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B.
According to Lacey, regime conditions require a particular slope for a given discharge and silt factor |
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C.
In case the ground slope is less than the required bed slope, the silt factor must be reduced by permitting the entry of coarse silt |
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D.
All the above |