Irrigation Engineering The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by (0.9)00 (0.99)10 l-(0.9)100 1 – (0.99)10 (0.9)00 (0.99)10 l-(0.9)100 1 – (0.99)10 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The shape of recession limb of a hydrograph depends upon Basin characteristics only None of these Both (A) and (B) Storm characteristics only Basin characteristics only None of these Both (A) and (B) Storm characteristics only ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Side slopes generally kept for canals in loam soil, are: 1½ : 1 in cutting and 2 : 1 in filling Both (A) and (B) Neither (A) nor (B) 1 : 1 in cutting and 1½ : 1 in filling 1½ : 1 in cutting and 2 : 1 in filling Both (A) and (B) Neither (A) nor (B) 1 : 1 in cutting and 1½ : 1 in filling ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If D is the depth of water upstream of the throat above its sill, B is the width of the throat, to achieve critical flow in an open venturi flume, the theoretical maximum flow Q, is Q = 1.71 BD3/2 Q = 1.71 BD1/2 Q = 1.71 BD Q = 1/71 BD2/3 Q = 1.71 BD3/2 Q = 1.71 BD1/2 Q = 1.71 BD Q = 1/71 BD2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Fundamental momentum equation for a hydraulic jump, is D₁² + D₂² = (2q/g) × (V₂ - V₁) D₁² - D₂² = (2q/g) × (V₁ - V₂) D₁² - D₂² = (2q/g) × (V₂ - V₁) D₂² - D₁² = (2q/g) × (V - V₂) D₁² + D₂² = (2q/g) × (V₂ - V₁) D₁² - D₂² = (2q/g) × (V₁ - V₂) D₁² - D₂² = (2q/g) × (V₂ - V₁) D₂² - D₁² = (2q/g) × (V - V₂) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The optimum depth of kor watering for a rice crop, is 23.0 cm 19.0 cm 17.5 cm 13.5 cm 23.0 cm 19.0 cm 17.5 cm 13.5 cm ANSWER DOWNLOAD EXAMIANS APP