Irrigation Engineering Hydrodynamic pressure due to earthquake acts at a height of 3H/4π below the water surface 4H/3π below the water surface, where H is the depth of water 3H/4π above the base 4H/3π above the base 3H/4π below the water surface 4H/3π below the water surface, where H is the depth of water 3H/4π above the base 4H/3π above the base ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the area of its cross-section, is R2 (θ + cot θ) R2 (θ + tan θ) R (θ + tan θ) R (θ + cot θ) R2 (θ + cot θ) R2 (θ + tan θ) R (θ + tan θ) R (θ + cot θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The most suitable section of a lined canal, is None of these Trapezoidal section with rounded corners for large canals Both (a) and (b) Triangular section with circular bottom for small canals None of these Trapezoidal section with rounded corners for large canals Both (a) and (b) Triangular section with circular bottom for small canals ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A river training work is generally required when the river is Meandering Aggrading Degrading All of these Meandering Aggrading Degrading All of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The consumptive use of water for a crop May be supplied partly by precipitation and partly by irrigation All of these Is measured as the volume of water per unit area Is measured as depth of water on irrigated area May be supplied partly by precipitation and partly by irrigation All of these Is measured as the volume of water per unit area Is measured as depth of water on irrigated area 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 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 (0.99)10 ANSWER DOWNLOAD EXAMIANS APP