Irrigation Engineering In case of a trapezoidal notch fall Splay upstream from the notch section is 45° All listed here Splay downstream from the notch section is 22½° Top length of the piers should not be less than their thickness Splay upstream from the notch section is 45° All listed here Splay downstream from the notch section is 22½° Top length of the piers should not be less than their thickness ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The most suitable chemical which can be applied to the water surface for reducing evaporation is Cetyl alcohol Methyl alcohol Butyl alcohol Ethyl alcohol Cetyl alcohol Methyl alcohol Butyl alcohol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lane's weighted creep theory assumes Equal weightage to horizontal and vertical creeps Triple weightage to vertical creep and one weightage to horizontal creep Double weightage to horizontal creep and one weightage to vertical creep Triple weightage to horizontal creep and one weightage to vertical creep Equal weightage to horizontal and vertical creeps Triple weightage to vertical creep and one weightage to horizontal creep Double weightage to horizontal creep and one weightage to vertical creep Triple weightage to horizontal creep and one weightage to vertical creep ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering River training for depth is achieved by both (A) and (B) groynes construction of dykes or leavees groynes and bandalling both (A) and (B) groynes construction of dykes or leavees groynes and bandalling ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering As per Lacey’s theory, the silt factor is not related to average particle size directly proportional to square root of average particle size inversely proportional to average par¬ticle size directly proportional to average par¬ticle size not related to average particle size directly proportional to square root of average particle size inversely proportional to average par¬ticle size directly proportional to average par¬ticle size ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by 1 – (0.99)10 (0.9)00 (0.99)10 l-(0.9)100 1 – (0.99)10 (0.9)00 (0.99)10 l-(0.9)100 ANSWER DOWNLOAD EXAMIANS APP