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 The most suitable section of a lined canal, is None of these Triangular section with circular bottom for small canals Both (a) and (b) Trapezoidal section with rounded corners for large canals None of these Triangular section with circular bottom for small canals Both (a) and (b) Trapezoidal section with rounded corners for large canals ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Seepage through foundation in an earthen dam is controlled by providing impervious cut off chimney drain horizontal blanket rock toe impervious cut off chimney drain horizontal blanket rock toe ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Presence of tail water in a gravity dami) increases the principal stressii) decreases the principal stressiii) increases the shear stressiv) decreases the shear stressThe correct answer is (i)and(iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (iii) (ii) and (iv) (ii) and (iii) 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
Irrigation Engineering If B and d are the bed width and depth of a channel in meters, the combined losses due to evaporation and seepage in cumecs per kilometer length of the channel, is (1/200) × (B + d)2/3 (1/100) × (B + d)2/3 (1/150) × (B + d)2/3 (1/50) × (B + d)2/3 (1/200) × (B + d)2/3 (1/100) × (B + d)2/3 (1/150) × (B + d)2/3 (1/50) × (B + d)2/3 ANSWER DOWNLOAD EXAMIANS APP