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Irrigation

The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by_______________?

Irrigation, Water Resources Engineering and Hydrology /
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

The unit hydrograph due to a storm may be obtained by dividing the ordinates of the direct runoff hydrograph by_______________? Read More »

Irrigation, Water Resources Engineering and Hydrology

The normal annual precipitation at stations X, A, B and C are 700 mm, 1000 mm, 900 mm and 800 mm respectively. If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be___________________?

Irrigation, Water Resources Engineering and Hydrology /
The normal annual precipitation at stations X, A, B and C are 700 mm, 1000 mm, 900 mm and 800 mm respectively. If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be___________________?

A. 70mm
B. 80mm
C. 90 mm
D. 105 mm

The normal annual precipitation at stations X, A, B and C are 700 mm, 1000 mm, 900 mm and 800 mm respectively. If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be___________________? Read More »

Irrigation, Water Resources Engineering and Hydrology

If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be_____________________?

Irrigation, Water Resources Engineering and Hydrology /
If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be_____________________?

A. 15 minutes
B. 20 minutes
C. 30 minutes
D. 60 minutes

If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be_____________________? Read More »

Irrigation, Water Resources Engineering and Hydrology

The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be__________________?

Irrigation, Water Resources Engineering and Hydrology /
The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be__________________?

A. 50 cm
B. 55 cm
C. 56 cm
D. 60 cm

The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be__________________? Read More »

Irrigation, Water Resources Engineering and Hydrology