Irrigation Engineering In case of a trapezoidal notch fall Top length of the piers should not be less than their thickness Splay downstream from the notch section is 22½° All listed here Splay upstream from the notch section is 45° Top length of the piers should not be less than their thickness Splay downstream from the notch section is 22½° All listed here Splay upstream from the notch section is 45° ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to Water logging of the cultivated areas Uncertain water demand Large amount of seepage All of these Water logging of the cultivated areas Uncertain water demand Large amount of seepage All of these ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For a catchment area of 120 km2, the equilibrium discharge in m3/hour of an S-curve obtained by the summation of 6 hour unit hydro graph is 7.2 xlO6 0.6 x 106 2.4 xlO6 0.2 x 106 7.2 xlO6 0.6 x 106 2.4 xlO6 0.2 x 106 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Side slopes generally kept for canals in loam soil, are: Both (A) and (B) 1½ : 1 in cutting and 2 : 1 in filling 1 : 1 in cutting and 1½ : 1 in filling Neither (A) nor (B) Both (A) and (B) 1½ : 1 in cutting and 2 : 1 in filling 1 : 1 in cutting and 1½ : 1 in filling Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In rigid module, the discharge Is independent of water levels in the distributary and water course Depends upon the water level in distributary Depends upon the water level in the water course Depends upon the water levels of both, i.e. distributary and water course Is independent of water levels in the distributary and water course Depends upon the water level in distributary Depends upon the water level in the water course Depends upon the water levels of both, i.e. distributary and water course ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For the design of major hydraulic structures on the canals, the method generally preferred to, is based on Bligh's theory Khosla's method of independent variables The relaxation method Electrical analogy method Bligh's theory Khosla's method of independent variables The relaxation method Electrical analogy method ANSWER DOWNLOAD EXAMIANS APP
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