Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Less percentage of silt Heavy impact of water Soft soil strata Increase of the bed level Less percentage of silt Heavy impact of water Soft soil strata Increase of the bed level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius D, make an angle ? with horizontal, the hydraulic mean depth is D/2 D/3 D D/5 D/2 D/3 D D/5 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called consumptive use net irrigation requirement consumptive irrigation requirement effective rainfall consumptive use net irrigation requirement consumptive irrigation requirement effective rainfall ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The ratio of the head recovered to the head put in, is known as Efficiency Sensitivity Modular limit Flexibility Efficiency Sensitivity Modular limit Flexibility 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 R (θ + cot θ) 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) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The depth of rice root zone, is 80 cm 60 cm 90 cm 50 cm 80 cm 60 cm 90 cm 50 cm ANSWER DOWNLOAD EXAMIANS APP
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