Irrigation Engineering Irrigation water having the concentration of Na++ , Ca++ and Mg++ as 20, 3 and 1 Milli equivalent per litre respectively will be classified as low sodium water high sodium water medium sodium water very high sodium water low sodium water high sodium water medium sodium water very high sodium water ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The depth of the crest of a scouring sluice below the crest of a head regulator, is generally kept 2.20 m 3.20 m 1.20 m 0.20 m 2.20 m 3.20 m 1.20 m 0.20 m 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 BD2/3 Q = 1.71 BD Q = 1.71 BD3/2 Q = 1.71 BD1/2 Q = 1/71 BD2/3 Q = 1.71 BD ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If B and d are the bed width and depth of a channel in meters, the combined losses due to evaporation and seepage in cumecs per kilometer length of the channel, is (1/100) × (B + d)2/3 (1/50) × (B + d)2/3 (1/150) × (B + d)2/3 (1/200) × (B + d)2/3 (1/100) × (B + d)2/3 (1/50) × (B + d)2/3 (1/150) × (B + d)2/3 (1/200) × (B + d)2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ? convex water surface flat water surface independent of shape of water surface concave water surface convex water surface flat water surface independent of shape of water surface concave water surface ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Disposal of extra excavated earth of canals, is utilized to provide a spoil bank on Right side Both sides Left side All listed here Right side Both sides Left side All listed here ANSWER DOWNLOAD EXAMIANS APP
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