Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) 2R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering With the increase in the quantity of water supplied, the yield of most crops increases upto a certain limit and then becomes constant increases continuously decreases continuously increases upto a certain limit and then decreases increases upto a certain limit and then becomes constant increases continuously decreases continuously increases upto a certain limit and then decreases ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When surface of transpiration is submerged under water, then potential evapotranspiration is equal to evapotranspiration much more than evapotranspiration much less than evapotranspiration equal to or less than evapotranspi-ration equal to evapotranspiration much more than evapotranspiration much less than evapotranspiration equal to or less than evapotranspi-ration ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering An artesian aquifer is the one where water is under pressure between two impervious strata water surface under the ground is at atmospheric pressure water table serves as upper surface of zone of saturation None of these water is under pressure between two impervious strata water surface under the ground is at atmospheric pressure water table serves as upper surface of zone of saturation None of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, arei) Water pressureii) Self weightiii) Upliftiv) Pressure due to earthquakeThe correct answer is (i), (ii), (iii) and (iv) (i), (ii) and (iii) (i), (ii) and (iv) Only (ii) (i), (ii), (iii) and (iv) (i), (ii) and (iii) (i), (ii) and (iv) Only (ii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Trap efficiency of a reservoir is a function of None of these capacity/inflow ratio outflow/inflow ratio capacity/outflow ratio None of these capacity/inflow ratio outflow/inflow ratio capacity/outflow ratio ANSWER DOWNLOAD EXAMIANS APP
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