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Irrigation Engineering

Irrigation Engineering
In North Indian Plains, optimum depth of kor watering for wheat, is

13.5 cm
17.5 cm
23.0 cm
19.0 cm

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Irrigation Engineering
Which of the following canal outlets maintains a constant discharge ?

non-modular outlet
rigid module
None of these
flexible outlet

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Irrigation Engineering
A fall in a canal bed is generally provided, if

None of these
Ground slope exceeds the designed bed slope
Designed bed slope exceeds the ground slope
Ground slope is practically the same as the designed bed slope

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Irrigation Engineering
A multipurpose reservoir is the one which is

designed for one purpose but serves more than one purpose
None of these
both (A) and (B)
planned and constructed to serve various purposes

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Irrigation Engineering
If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by

B = 0.22 √(H + d)
B = 0.33 √(H + d)
B = 0.44 √(H + d)
B = 0.55 √(H + d)

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Irrigation Engineering
Fundamental momentum equation for a hydraulic jump, is

D₂² - D₁² = (2q/g) × (V - V₂)
D₁² - D₂² = (2q/g) × (V₂ - V₁)
D₁² + D₂² = (2q/g) × (V₂ - V₁)
D₁² - D₂² = (2q/g) × (V₁ - V₂)

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