Irrigation Engineering If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be 1 – (0.9)°l0 1/(1+ 0.9010) 1/(1-0.9°10) 1 + (0.9)010 1 – (0.9)°l0 1/(1+ 0.9010) 1/(1-0.9°10) 1 + (0.9)010 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If D₁ and D₂ are depths of water upstream and downstream of a hydraulic jump, the loss of head at the jump, is (D₂ - D₁)3/3D₁D₂ (D₂ - D₁)3/D₁D₂ (D₂ - D₁)3/2D₁D₂ (D₂ - D₁)3/4D₁D₂ (D₂ - D₁)3/3D₁D₂ (D₂ - D₁)3/D₁D₂ (D₂ - D₁)3/2D₁D₂ (D₂ - D₁)3/4D₁D₂ ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Variability of rainfall isi) largest in regions of high rainfallii) largest in coastal areasiii) largest in regions of scanty rainfallThe correct answer is only (i) (i) and (ii) only (iii) (ii) and (iii) only (i) (i) and (ii) only (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a standing crop, the consumptive use of water is equal to the depth of water Evaporated by the crop Transpired by the crop Transpired and evaporated by the crop Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil Evaporated by the crop Transpired by the crop Transpired and evaporated by the crop Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A river is said to be of All of these Aggrading type if it builds up its bed to a certain slope Degrading type if it cuts its bed to a certain slope Meandering type if it flows in sinuous curve All of these Aggrading type if it builds up its bed to a certain slope Degrading type if it cuts its bed to a certain slope Meandering type if it flows in sinuous curve ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The main cause of meandering is None of these the extra turbulence generated by the excess of river sediment during floods degradation presence of an excessive bed slope in the river None of these the extra turbulence generated by the excess of river sediment during floods degradation presence of an excessive bed slope in the river ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS