Irrigation Engineering When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. doesnot touch the underside of the supporting structure, the structure so provided, is called Aqueduct Super passage Syphon-aqueduct Syphon Aqueduct Super passage Syphon-aqueduct Syphon ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If B and d are the bed width and depth of a channel in meters, the combined losses due to evaporation and seepage in cumecs per kilometer length of the channel, is (1/50) × (B + d)2/3 (1/200) × (B + d)2/3 (1/150) × (B + d)2/3 (1/100) × (B + d)2/3 (1/50) × (B + d)2/3 (1/200) × (B + d)2/3 (1/150) × (B + d)2/3 (1/100) × (B + d)2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A water-logged land is found suitable for cultivation due to Ease of tillage for preparation of the field for optimum condition of germination None of these Absence of aeration of soil from root zone of the plant Regular supply of water to plants from the water table by capillary action Ease of tillage for preparation of the field for optimum condition of germination None of these Absence of aeration of soil from root zone of the plant Regular supply of water to plants from the water table by capillary action ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Generally the weir is aligned at right angles to the direction of the main river current because It gives better discharging capacity It ensures less length of the weir All of these It is economical It gives better discharging capacity It ensures less length of the weir All of these It is economical ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Khosla’s theory, the exit gradient in the absence of a downstream cutoff is very large unity infinity very large unity infinity ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Seepage through foundation in an earthen dam is controlled by providing rock toe chimney drain horizontal blanket impervious cut off rock toe chimney drain horizontal blanket impervious cut off ANSWER DOWNLOAD EXAMIANS APP
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