Irrigation Engineering In case of a trapezoidal notch fall Top length of the piers should not be less than their thickness All listed here Splay upstream from the notch section is 45° Splay downstream from the notch section is 22½° Top length of the piers should not be less than their thickness All listed here Splay upstream from the notch section is 45° Splay downstream from the notch section is 22½° ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The crest level of a canal diversion head work, depends upon Pond level Discharge perimeters F.S.L. of the canal All listed here Pond level Discharge perimeters F.S.L. of the canal All listed here 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 (1/100) × (B + d)2/3 (1/50) × (B + d)2/3 (1/150) × (B + d)2/3 (1/200) × (B + d)2/3 (1/100) × (B + d)2/3 (1/50) × (B + d)2/3 (1/150) × (B + d)2/3 (1/200) × (B + d)2/3 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Side slopes generally kept for canals in loam soil, are: 1 : 1 in cutting and 1½ : 1 in filling Neither (A) nor (B) 1½ : 1 in cutting and 2 : 1 in filling Both (A) and (B) 1 : 1 in cutting and 1½ : 1 in filling Neither (A) nor (B) 1½ : 1 in cutting and 2 : 1 in filling Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is R (θ + cos θ) R (θ + tan θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) R (θ + tan θ) 2R (θ + tan θ) 2R (θ + cos θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The uplift pressure on a dam can be controlled by i) constructing cutoff under upstream face ii) constructing drainage channels bet-ween the dam and its foundation iii) by pressure grouting in foundation The corret answer is both (i) and (ii) both (i) and (iii) only (i) (i), (ii) and (iii) both (i) and (ii) both (i) and (iii) only (i) (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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