Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Soft soil strata Less percentage of silt Increase of the bed level Heavy impact of water Soft soil strata Less percentage of silt Increase of the bed level Heavy impact of water ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Optimum depth of kor watering for rice is 135 mm 215 mm 165 mm 190 mm 135 mm 215 mm 165 mm 190 mm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to Water logging of the cultivated areas Uncertain water demand All of these Large amount of seepage Water logging of the cultivated areas Uncertain water demand All of these Large amount of seepage ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A land is said to be water-logged if its soil pores within A depth of 50 cm are saturated A depth of 40 cm are saturated Root zone of the crops are saturated All listed here A depth of 50 cm are saturated A depth of 40 cm are saturated Root zone of the crops are saturated All listed here 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
Irrigation Engineering Interception losses are due toi) evaporationii) transpirationiii) stream flowThe correct answer is (i)and(ii) (i), (ii) and (iii) (ii) and (iii) only (i) (i)and(ii) (i), (ii) and (iii) (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
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