Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to All of these Large amount of seepage 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 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 BD3/2 Q = 1.71 BD1/2 Q = 1.71 BD Q = 1/71 BD2/3 Q = 1.71 BD3/2 Q = 1.71 BD1/2 Q = 1.71 BD Q = 1/71 BD2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In a barrage, the crest level is kept Low with no gates High with large gates High with no gates Low with large gates Low with no gates High with large gates High with no gates Low with large gates ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the irrigation efficiency is 80%, conveyance losses are 20% and the actual depth of watering is 16 cm, the depth of water required at the canal outlet, is 15 cm 25 cm 20 cm 10 cm 15 cm 25 cm 20 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to G.W. Pickles the effect of confining the flood water of a river between levee, is to increase Water surface elevation during floods Surface slope of streams above the levied portion Maximum discharge Rate of flood wave Water surface elevation during floods Surface slope of streams above the levied portion Maximum discharge Rate of flood wave ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Regime conditions in a channel may occur if Discharge is constant Silt grade and silt charge are constant Channel flows uniformly in incoherent alluvium as that transported in suspension All listed here Discharge is constant Silt grade and silt charge are constant Channel flows uniformly in incoherent alluvium as that transported in suspension All listed here ANSWER DOWNLOAD EXAMIANS APP
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