Irrigation Engineering Under the same conditions, which of the following shapes of water surface will give the highest rate of evaporation ? concave water surface independent of shape of water surface convex water surface flat water surface concave water surface independent of shape of water surface convex water surface flat water surface ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A river is said to be of Degrading type if it cuts its bed to a certain slope Aggrading type if it builds up its bed to a certain slope All of these Meandering type if it flows in sinuous curve Degrading type if it cuts its bed to a certain slope Aggrading type if it builds up its bed to a certain slope All of these Meandering type if it flows in sinuous curve ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The aqueduct or superpassage type of works are generally used when high flood drainage discharge is small None of these high flood drainage discharge is large and continues for a long time high flood drainage discharge is large and short lived high flood drainage discharge is small None of these high flood drainage discharge is large and continues for a long time high flood drainage discharge is large and short lived ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A fall which maintains its depth, is A trapezoidal notch fall A rectangular notch fall A low weir fall All listed here A trapezoidal notch fall A rectangular notch fall A low weir fall All listed here ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Attracting groynes are built Perpendicular to the bank Inclined up stream None of these Inclined down stream Perpendicular to the bank Inclined up stream None of these Inclined down stream 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 = (h - 1)/(G - t) 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) ANSWER DOWNLOAD EXAMIANS APP
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