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Water Resources Engineering and Hydrology

Instantaneous unit hydrograph is a hydrograph of________________?

Instantaneous unit hydrograph is a hydrograph of________________?

1) unit duration
2) unit rainfall excess
3) infinitely small duration
4) infinitely small rainfall excess

The correct answer is?
A. (1) and (2)
B. (1)and(4)
C. (2) and (3)
D. (3) and (4)

Instantaneous unit hydrograph is a hydrograph of________________? Read More »

Irrigation, Water Resources Engineering and Hydrology

To determine the discharge at a section in a stream from its rating curve, the required data are_______________?

To determine the discharge at a section in a stream from its rating curve, the required data are_______________?

1) slope of water surface at the section
2) stage at the section
3) current meter readings at the section

The correct answer is?
A. (1) and (2)
B. (2) and (3)
C. only (2)
D. only (3)

To determine the discharge at a section in a stream from its rating curve, the required data are_______________? Read More »

Irrigation, Water Resources Engineering and Hydrology

The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, are________________?

The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, are________________?

1) Water pressure
2) Self weight
3) Uplift
4) Pressure due to earthquake

The correct answer is
A. Only (2)
B. (1), (2) and (3)
C. (1), (2) and (4)
D. (1), (2), (3) and (4)

The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, are________________? Read More »

Irrigation, Water Resources Engineering and Hydrology

Rate of evaporation from a water surface increases if_________________?

Rate of evaporation from a water surface increases if_________________?

1) difference of vapour pressure between water and air is increased
2) velocity of wind is decreased
3) concentration of soluble solids in water is decreased

The correct answer is?
A. (1) and (i2)
B. (2) and (3)
C. (2) and (3)
D. (1), (2) and (3)

Rate of evaporation from a water surface increases if_________________? Read More »

Irrigation, Water Resources Engineering and Hydrology

The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be_________________?

The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be_________________?

A. 637 hectares/m3/sec
B. 837 hectares/m3/sec
C. 972 hectares/m3/sec
D. 1172 hectares/m3/sec

The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be_________________? Read More »

Irrigation, Water Resources Engineering and Hydrology