Irrigation Engineering If D is the depth of water upstream of the throat above its sill, B is the width of the throat, to achieve critical flow in an open venturi flume, the theoretical maximum flow Q, is Q = 1.71 BD Q = 1.71 BD1/2 Q = 1.71 BD3/2 Q = 1/71 BD2/3 Q = 1.71 BD Q = 1.71 BD1/2 Q = 1.71 BD3/2 Q = 1/71 BD2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Khosla’s theory, the exit gradient in the absence of a downstream cutoff is very large infinity unity very large infinity unity ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Pick up the correct statement from the following answer If the flexibility is more than one, the outlet is hyper-proportional If the setting of an outlet is higher than that required for proportionality, the outlet is hyperproportional If the flexibility is zero, it is a rigid module All of these If the flexibility is more than one, the outlet is hyper-proportional If the setting of an outlet is higher than that required for proportionality, the outlet is hyperproportional If the flexibility is zero, it is a rigid module All of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Attracting groynes are built Inclined up stream None of these Inclined down stream Perpendicular to the bank Inclined up stream None of these Inclined down stream Perpendicular to the bank ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the height of the hydraulic gradient line above the floor of thickness t is h and the specific gravity of the material of the floor is G, the minimum thickness t of the floor downstream of the crest-wall, is given by the equation t = (h + 1)/(G + t) t = (h - 1)/(G - t) t = (h + 1)/G t = (h - 1)/(G + t) t = (h + 1)/(G + t) t = (h - 1)/(G - t) t = (h + 1)/G t = (h - 1)/(G + t) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A water-logged land is found suitable for cultivation due to None of these Ease of tillage for preparation of the field for optimum condition of germination Regular supply of water to plants from the water table by capillary action Absence of aeration of soil from root zone of the plant None of these Ease of tillage for preparation of the field for optimum condition of germination Regular supply of water to plants from the water table by capillary action Absence of aeration of soil from root zone of the plant ANSWER DOWNLOAD EXAMIANS APP