

Irrigation - Engineering
Q1: If straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the area of its cross-section, isA R(θ + tan θ)
B R(θ + cot θ)
C
R2(θ + tan θ)
D
R2(θ + cot θ)
E R(θ + tan θ)
ANS:D - R2(θ + cot θ) The perimeter of the canal is 2R(θ + cosθ). |


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