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Irrigation Engineering

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

Inundation canals
Ridge canals
Perennial canals
Permanent canals

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Irrigation Engineering
If the optimum depth of kor watering for a crop is 15.12 cm, the outlet factor for the crop for four week period in hectares per cumec, is

1400
1600
1700
1500

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Irrigation Engineering
The optimum depth of kor watering for a rice crop, is

13.5 cm
17.5 cm
19.0 cm
23.0 cm

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Irrigation Engineering
Pick up the incorrect statement from the following. Culturable commanded area is the gross area of an irrigation canal system less

Fallow land
Alkaline area
Populated area
Forest area

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Irrigation Engineering
The net head under which the turbine reaches its peak efficiency at synchronous speed is called

design head
operating head
rated head
gross head

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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

(1/200) × (B + d)2/3
(1/100) × (B + d)2/3
(1/50) × (B + d)2/3
(1/150) × (B + d)2/3

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