Irrigation Engineering Retrogression of the bed level of a river downstream a weir, occurs due to Heavy impact of water Less percentage of silt Soft soil strata Increase of the bed level Heavy impact of water Less percentage of silt Soft soil strata Increase of the bed level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The maximum average depth due to one day storm over an area of 100 km2 is 100 mm. Depth-Area-Duration (DAD) curves indicate that for the same area of 100 km2 the maximum average depth for a 3 hour storm will be None of these more than 100 mm 100 mm less than 100 mm None of these more than 100 mm 100 mm less than 100 mm 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 25 cm 15 cm 10 cm 20 cm 25 cm 15 cm 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 BD 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 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Disposal of extra excavated earth of canals, is utilized to provide a spoil bank on Right side All listed here Left side Both sides Right side All listed here Left side Both sides ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In rigid module, the discharge Is independent of water levels in the distributary and water course Depends upon the water level in distributary Depends upon the water level in the water course Depends upon the water levels of both, i.e. distributary and water course Is independent of water levels in the distributary and water course Depends upon the water level in distributary Depends upon the water level in the water course Depends upon the water levels of both, i.e. distributary and water course ANSWER DOWNLOAD EXAMIANS APP
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