2. Pick up the correct equation from the following :
3. Infiltration capacity of soil depends upon
4. The main factor which affects the infiltration capacity, is
5. According to Robert E. Horton, the equation of infiltration capacity curve, is (where letters carry their usual meanings)
6. Absolute humidity in air
7. Precipitation caused by lifting of an air mass due to the pressure difference, is called
8. The standard height of a standard rain gauge, is
9. In India, rain fall is generally recorded at
10. A recording type rain gauge
11. In India the recording type rain gauge generally used, is
12. The deficiency in rain catch due to vertical acceleration of air forced upward over the gauge, is
13. If a gauge is installed perpendicular to the slope, its measurement is reduced by multiplying
14. For determination of average annual precipitation in a catchment basin, the best method is
15. While calculating the average depth of annual precipitation in a catchment basin, importance to individual raingauge station is given in
16. The critical depth in a channel can be produced
17. A hydraulic jump in a control meter will be formed above the control, if its original
18. Prof. Running suggested the method for extending the discharge curve. It is known as
19. If y is the depth of water at any section, then the mean velocity is
20. The run off is affected by
21. The initial basin recharge is equal to
22. The run off a drainage basin is
23. For computing the run off volumes of large areas, number of infiltrations used are
24. From the Survey of India map, the distance of the critical point is 20 km and difference in elevation is 193 m. The over land flow time, is
25. If the area of storm hydrograph is equal to 102 cm, the ordinates of a unit hydrograph may be obtained by dividing the ordinates of the storm hydrograph by