Irrigation Engineering The best unit duration of storm for a unit hydrograph is 1 hour one-half of basin lag one-fourth of basin lag equal to basin lag 1 hour one-half of basin lag one-fourth of basin lag equal to basin lag ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The flow of water after spilling over the weir crest in chute spillway and side channel spillway respectively are At right angle and parallel to weir crest At right angle to weir crest in both Parallel and at right angle to weir crest Parallel to weir crest in both At right angle and parallel to weir crest At right angle to weir crest in both Parallel and at right angle to weir crest Parallel to weir crest in both ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a standing crop, the consumptive use of water is equal to the depth of water Transpired and evaporated by the crop Transpired by the crop Evaporated by the crop Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil Transpired and evaporated by the crop Transpired by the crop Evaporated by the crop Used by the crop in transpiration, evaporation and also the quantity of water evaporated from adjacent soil ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Variability of rainfall isi) largest in regions of high rainfallii) largest in coastal areasiii) largest in regions of scanty rainfallThe correct answer is (i) and (ii) (ii) and (iii) only (i) only (iii) (i) and (ii) (ii) and (iii) only (i) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If D is the depth of water upstream of the throat above its sill, B is the width of the throat, to achieve critical flow in an open venturi flume, the theoretical maximum flow Q, is Q = 1.71 BD Q = 1.71 BD1/2 Q = 1.71 BD3/2 Q = 1/71 BD2/3 Q = 1.71 BD Q = 1.71 BD1/2 Q = 1.71 BD3/2 Q = 1/71 BD2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A fall in a canal bed is generally provided, if Designed bed slope exceeds the ground slope None of these Ground slope exceeds the designed bed slope Ground slope is practically the same as the designed bed slope Designed bed slope exceeds the ground slope None of these Ground slope exceeds the designed bed slope Ground slope is practically the same as the designed bed slope ANSWER DOWNLOAD EXAMIANS APP