Irrigation Engineering The amount of irrigation water required to meet the evapotranspiration needs of the crop during its full growth is called net irrigation requirement consumptive irrigation requirement effective rainfall consumptive use net irrigation requirement consumptive irrigation requirement effective rainfall consumptive use ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The Lacey's regime velocity is proportional to R1/2 S3/4 Q3/4 S1/3 R3/4 S1/3 R2/3 S1/2 R1/2 S3/4 Q3/4 S1/3 R3/4 S1/3 R2/3 S1/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by B = 0.22 √(H + d) B = 0.33 √(H + d) B = 0.44 √(H + d) B = 0.55 √(H + d) B = 0.22 √(H + d) B = 0.33 √(H + d) B = 0.44 √(H + d) B = 0.55 √(H + d) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Bligh's theory of seepage assumes Equal weightage to the horizontal and vertical creep More weightage to horizontal creep than vertical creep Less weightage to horizontal creep than vertical creep Loss of head follows the sine curve Equal weightage to the horizontal and vertical creep More weightage to horizontal creep than vertical creep Less weightage to horizontal creep than vertical creep Loss of head follows the sine curve ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering To determine the discharge at a section in a stream from its rating curve, the required data arei) slope of water surface at the sectionii) stage at the sectioniii) current meter readings at the sectionThe correct answer is only (ii) only (iii) (i) and (ii) (ii) and (iii) only (ii) only (iii) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The main function of a divide wall is to control the silt entry in the canal prevent river floods from entering the canal separate the undersluices from weir proper provide smooth flow at sufficiently low velocity control the silt entry in the canal prevent river floods from entering the canal separate the undersluices from weir proper provide smooth flow at sufficiently low velocity ANSWER DOWNLOAD EXAMIANS APP