A. zero
B. between zero and one
C. 1
D. infinity
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Related Mcqs:
- The most suitable material for the central impervious core of a zoned embankment type dam is_______________?
- A. clay B. coarse sand C. silty clay D. clay mixed with fine sand...
- For a catchment area of 120 km2, the equilibrium discharge in m3/hour of an S-curve obtained by the summation of 6 hour unit hydro graph is_______________?
- A. 0.2 x 106 B. 0.6 x 106 C. 2.4 xlO6 D. 7.2 xlO6...
- A river training work is generally required when the river is_______________?
- A. aggrading type B. degrading type C. meandering type D. both (A) and (B)...
- For the upstream face of an earthen dam, the most adverse condition for stability of slope is_______________?
- A. sudden drawdown B. steady seepage C. during construction D. sloughing of slope...
- The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by_______________?
- A. direct runoff volume B. period of storm C. total rainfall D. none of the above...
- Seepage through foundation in an earthen dam is controlled by providing___________________?
- A. rock toe B. horizontal blanket C. impervious cut off D. chimney drain...
- A repelling groyne is aligned________________?
- A. pointing upstream B. pointing downstream C. perpendicular to bank D. parallel to bank...
- The peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be__________________?
- A. 20 3/sec B. 25 m3/sec C. 30 m3/sec D. 35 m3/sec...
- The aqueduct or superpassage type of works are generally used when_______________?
- A. high flood drainage discharge is small B. high flood drainage discharge is large and short lived C. high flood drainage discharge is large and continues for a long time D. none of the above...
- Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ?
- A. flat water surface B. convex water surface C. concave water surface D. independent of shape of water surface...
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