Irrigation Engineering In gravity canals, F.S.L. is Only a few cm above the ground level Always at the ground level Always below the ground level Generally 4 to 5 metres above the ground level Only a few cm above the ground level Always at the ground level Always below the ground level Generally 4 to 5 metres above the ground level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering 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 90 mm 70mm 105 mm 80mm 90 mm 70mm 105 mm 80mm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The aqueduct or superpassage type of works are generally used when high flood drainage discharge is large and short lived high flood drainage discharge is large and continues for a long time None of these high flood drainage discharge is small high flood drainage discharge is large and short lived high flood drainage discharge is large and continues for a long time None of these high flood drainage discharge is small ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The minimum size of stone that will remain at rest in a channel of longitudinal slope S and hydraulic mean depth R is given by 15 RS 4RS 11RS 7RS 15 RS 4RS 11RS 7RS ANSWER DOWNLOAD EXAMIANS APP
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 (0.99)10 l-(0.9)100 (0.9)00 1 – (0.99)10 (0.99)10 l-(0.9)100 (0.9)00 1 – (0.99)10 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Fundamental momentum equation for a hydraulic jump, is D₂² - D₁² = (2q/g) × (V - V₂) D₁² + D₂² = (2q/g) × (V₂ - V₁) D₁² - D₂² = (2q/g) × (V₂ - V₁) D₁² - D₂² = (2q/g) × (V₁ - V₂) D₂² - D₁² = (2q/g) × (V - V₂) D₁² + D₂² = (2q/g) × (V₂ - V₁) D₁² - D₂² = (2q/g) × (V₂ - V₁) D₁² - D₂² = (2q/g) × (V₁ - V₂) ANSWER DOWNLOAD EXAMIANS APP