Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is 2R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In rigid module, the discharge Depends upon the water level in distributary Depends upon the water level in the water course Is independent of water levels in the distributary and water course Depends upon the water levels of both, i.e. distributary and water course Depends upon the water level in distributary Depends upon the water level in the water course Is independent of water levels in the distributary and water course Depends upon the water levels of both, i.e. distributary and water course ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The field capacity of a soil is 25%, its permanent wilting point is 15% and specific dry unity weight is 1.5. If the depth of root zone of a crop, is 80 cm, the storage capacity of the soil, is 14 cm 10 cm 8 cm 12 cm 14 cm 10 cm 8 cm 12 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If average particle size of the silt in millimeters is m, the Lacey's silt factor f is proportional to m1/3 m3 m2/3 m1/2 m1/3 m3 m2/3 m1/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Wetted perimeter of a regime channel for a discharge of 64 cumecs as per Lacey’s theory will be 15m 38m 91m 19m 15m 38m 91m 19m ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The level of the floor of a syphon aqueduct can be obtained By subtracting the depth of the culvert from the canal bed level Both (a) and (b) By subtracting the thickness of culvert plus the depth of the culvert from the canal bed level None of these By subtracting the depth of the culvert from the canal bed level Both (a) and (b) By subtracting the thickness of culvert plus the depth of the culvert from the canal bed level None of these ANSWER DOWNLOAD EXAMIANS APP