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 2R (θ + cos θ) 2R (θ + tan θ) R (θ + cos θ) R (θ + tan θ) 2R (θ + cos θ) 2R (θ + tan θ) R (θ + cos θ) R (θ + tan 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 only (i) (i), (ii) and (iii) both (i) and (ii) both (i) and (iii) only (i) (i), (ii) and (iii) both (i) and (ii) both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For the stability of a structure against seepage pressure according to Khosla's creep theory, the critical gradient is Zero 1 0.5 0.25 Zero 1 0.5 0.25 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Assertion A : To estimate the rainfall over a catchment, the number of raingauges required per unit area is large for hilly areas.Reason R : Rainfall gradient is steep.Select your correct answer according to the coding system given below : A is true but R is false Both A and R are true and R is the correct explanation of A Both A and R are true but R is not the correct explanation of A A is false but R is true A is true but R is false Both A and R are true and R is the correct explanation of A Both A and R are true but R is not the correct explanation of A A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If L is total length of a canal in kilometers, P is total perimeter of its lining in metres and C is the cost of lining per square metre, the additional expenditure involved on lining, is PL/1000C 100 PLC PC/100L PLC/1000 PL/1000C 100 PLC PC/100L PLC/1000 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering In a concrete canal the approximate permissible velocity of water should not exceed 2 m/sec 1.5 m/sec 1 m/sec 0.5 m/sec 2 m/sec 1.5 m/sec 1 m/sec 0.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
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