Irrigation Engineering The most suitable section of a lined canal, is Triangular section with circular bottom for small canals Trapezoidal section with rounded corners for large canals None of these Both (a) and (b) Triangular section with circular bottom for small canals Trapezoidal section with rounded corners for large canals None of these Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Khosla, the exits gradient of surface flow None of these Is independent of the depths of d/s cut off walls Is independent of the b/d ratio Depends upon the b/d ratio None of these Is independent of the depths of d/s cut off walls Is independent of the b/d ratio Depends upon the b/d ratio ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lacey's equation for calculating flood discharge in rivers, is 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 V = 10.8 R1/2 S1/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In a canal syphon, the flow is Under atmospheric pressure With critical velocity Pipe flow Under negative pressure Under atmospheric pressure With critical velocity Pipe flow Under negative pressure ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A water-logged land is found suitable for cultivation due to Absence of aeration of soil from root zone of the plant Regular supply of water to plants from the water table by capillary action None of these Ease of tillage for preparation of the field for optimum condition of germination Absence of aeration of soil from root zone of the plant Regular supply of water to plants from the water table by capillary action None of these Ease of tillage for preparation of the field for optimum condition of germination ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A minimum of 90 cm free board is provided if the discharge in the canal is between 30 to 60 cumecs Over 100 cumecs Over 60 cumecs 30 to 33 cumecs 30 to 60 cumecs Over 100 cumecs Over 60 cumecs 30 to 33 cumecs ANSWER DOWNLOAD EXAMIANS APP
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