Irrigation Engineering According to Lacey, depth of scour in a river depends upon the straightness of the reach. If D is the depth of scour in regime flow in a right angled bend, it is 2.00 D 1.50 D 1.25 D 1.75 D 2.00 D 1.50 D 1.25 D 1.75 D ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A raingauge should preferably be fixed in an open space near the building under the tree in a closed space in an open space near the building under the tree in a closed space ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The measure to remove water logging of land, is To increase outflow from the ground water reservoir Neither (a) nor (b) Both (a) and (b) To reduce percolation from canals and water courses To increase outflow from the ground water reservoir Neither (a) nor (b) Both (a) and (b) To reduce percolation from canals and water courses ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Khosla, the exits gradient of surface flow Depends upon the b/d ratio Is independent of the b/d ratio Is independent of the depths of d/s cut off walls None of these Depends upon the b/d ratio Is independent of the b/d ratio Is independent of the depths of d/s cut off walls None of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to 4 to 5 m per second 1 to 2 m per second 2 to 3 m per second 3 to 4 m per second 4 to 5 m per second 1 to 2 m per second 2 to 3 m per second 3 to 4 m per second 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 10 cm 20 cm 15 cm 25 cm 10 cm 20 cm 15 cm 25 cm ANSWER DOWNLOAD EXAMIANS APP
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