Irrigation Engineering Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ? concave water surface independent of shape of water surface flat water surface convex water surface concave water surface independent of shape of water surface flat water surface convex water surface 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 + tan θ) R (θ + tan θ) R2 (θ + cot θ) R (θ + cot θ) R2 (θ + tan θ) R (θ + tan θ) R2 (θ + cot θ) R (θ + cot θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The uplift pressure on the face of a drainage gallery in a dam is taken as two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel hydrostatic pressure at toe None of these average of hydrostatic pressure at toe and heel two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel hydrostatic pressure at toe None of these average of hydrostatic pressure at toe and heel ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Useful soil moisture for plant growth, is Hygroscopic water Gravity water Capillary water Chemical water Hygroscopic water Gravity water Capillary water Chemical water ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A fall in a canal bed is generally provided, if Ground slope exceeds the designed bed slope Designed bed slope exceeds the ground slope Ground slope is practically the same as the designed bed slope None of these Ground slope exceeds the designed bed slope Designed bed slope exceeds the ground slope Ground slope is practically the same as the designed bed slope None of these ANSWER DOWNLOAD EXAMIANS APP
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 + tan θ) 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) ANSWER DOWNLOAD EXAMIANS APP
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