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Irrigation Engineering

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

None of these
non-modular outlet
flexible outlet
rigid module

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

17.5 cm
13.5 cm
23.0 cm
19.0 cm

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Irrigation Engineering
Canals taken off from ice-fed perennial rivers, are known

Inundation canals
Permanent canals
Ridge canals
Perennial canals

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Irrigation Engineering
The flow of water after spilling over the weir crest in chute spillway and side channel spillway respectively are

Parallel to weir crest in both
Parallel and at right angle to weir crest
At right angle to weir crest in both
At right angle and parallel to weir crest

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Irrigation Engineering
In Montague type fall

No glacis is provided
A parabolic glacis is provided
A straight glacis is provided
A circular glacis is provided

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Irrigation Engineering
According to Kennedy, the critical velocity (V₀) in meters in a channel is the mean velocity which keeps the channel free from silting or scouring. Its value is given by (where m is critical velocity ratio and D is the depth of the channel).

V₀ = 0.84 mD0.64
V₀ = 0.55 mD0.54
V₀ = 0.84 mD0.54
V₀ = 0.55 mD0.64

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