Irrigation Engineering Lacey's equation for calculating flood discharge in rivers, is V = 10.8 R1/2 S1/2 V = 10.8 R2/3 S1/2 V = 10.8 R1/3 S2/3 V = 10.8 R2/3 S1/3 V = 10.8 R1/2 S1/2 V = 10.8 R2/3 S1/2 V = 10.8 R1/3 S2/3 V = 10.8 R2/3 S1/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the R.L’s of canal bed level and high flood level of drainage are 212.0 m and 210.0 m respectively, then cross drainage work will be syphon aqueduct aqueduct superpassage syphon syphon aqueduct aqueduct superpassage syphon 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 concave water surface flat water surface independent of shape of water surface convex water surface concave water surface flat water surface independent of shape of water surface 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 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 Q = 1.71 BD3/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering S-hydrograph is used to obtain unit hydrograph of longer duration from shorter duration None of these both (A) and (B) shorter duration from longer duration longer duration from shorter duration None of these both (A) and (B) shorter duration from longer duration ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For supplying water to rabi crop, kharif crop and sugarcane, the channel is designed for a capacity equal to the greater of the water requirement of rabi and sugarcane or kharif and sugarcane rabi or kharif rabi and kharif or sugarcane rabi or kharif or sugarcane rabi and sugarcane or kharif and sugarcane rabi or kharif rabi and kharif or sugarcane rabi or kharif or sugarcane ANSWER DOWNLOAD EXAMIANS APP