Irrigation Engineering According to Khosla’s theory, the exit gradient in the absence of a downstream cutoff is unity infinity very large unity infinity very large ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The uplift pressure on the face of a drainage gallery in a dam is taken as average of hydrostatic pressure at toe and heel two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel None of these hydrostatic pressure at toe average of hydrostatic pressure at toe and heel two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel None of these hydrostatic pressure at toe ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If Δ is the depth of water in metres, B is the number of days of base period and D is the duty in hectare/cumec, the relationship which holds good, is Δ = (8.6 B/D) D = (8.6 Δ/B) B = Δ (8.64 B/D) D = Δ (8.64 D/B) Δ = (8.6 B/D) D = (8.6 Δ/B) B = Δ (8.64 B/D) D = Δ (8.64 D/B) ANSWER DOWNLOAD EXAMIANS APP
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 50 cm 56 cm 55 cm 60 cm 50 cm 56 cm 55 cm 60 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called Syphon-aqueduct Syphon Aqueduct Super passage Syphon-aqueduct Syphon Aqueduct Super passage ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a unique design of a channel by Kennedy's theory All of these Its breadth must only be known Its depth must only be known Its breadth and depth ratio must only be known All of these Its breadth must only be known Its depth must only be known Its breadth and depth ratio must only be known ANSWER DOWNLOAD EXAMIANS APP