11. The uplift pressure on a dam can be controlled by
i) constructing cutoff under upstream face
ii) constructing drainage channels bet-ween the dam and its foundation
iii) by pressure grouting in foundation
The corret answer is
i) constructing cutoff under upstream face
ii) constructing drainage channels bet-ween the dam and its foundation
iii) by pressure grouting in foundation
The corret answer is
12. If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be
13. The width of a meander belt is the transverse distance between
14. Pick up the correct statement from the following:
15. The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is
16. The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be
17. The main function of a diversion head works of a canal from a river, is
18. The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called
19. For wave action in dams, the maximum height of freeboard is generally taken to be equal to (where hw is height of wave.)
20. The intensity of irrigation means
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