Irrigation Engineering The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be 56 cm 60 cm 55 cm 50 cm 56 cm 60 cm 55 cm 50 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The discharge passing over an ogee spillway is given by (where, L is effective length of spillway crest and H is the total head over the spillway crest including velocity head.) CLH5/2 CLH3/2 CHL3/2 CLH1/2 CLH5/2 CLH3/2 CHL3/2 CLH1/2 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Bligh's creep theory, percolating water flows along The outline of the base of the foundation of the dam None of these Circular path under the foundation of the dam Straight path under the foundation of the dam The outline of the base of the foundation of the dam None of these Circular path under the foundation of the dam Straight path under the foundation of the dam ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A divide wall is provided At right angle to the axis of weir Parallel to the axis of weir and upstream of it At an inclination to the axis of weir Parallel to the axis of weir and downstream of it At right angle to the axis of weir Parallel to the axis of weir and upstream of it At an inclination to the axis of weir Parallel to the axis of weir and downstream of it ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to All of these Large amount of seepage Uncertain water demand Water logging of the cultivated areas All of these Large amount of seepage Uncertain water demand Water logging of the cultivated areas ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The scour depth D of a river during flood, may be calculated from the Lacey's equation D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)1/2 D = 0.47 (Q/f) D = 0.47 (Q/f)2/3 D = 0.47 (Q/f)1/3 D = 0.47 (Q/f)1/2 D = 0.47 (Q/f) D = 0.47 (Q/f)2/3 ANSWER DOWNLOAD EXAMIANS APP
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