Q. Which type of canal does not need cross drainage structures?

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Q. What is the name given to the junction of two streams?

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Q. On flatlands what type of canal alignment is used?

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Q. A canal aligned on the watershed saves the cost of constructed cross drainage works.

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Q. Which type of canal is most useful in hilly areas?

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Q. Contour canal can irrigate only on one side of the canal.

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Q. What type of canal necessitates construction of cross drainage works more than any other types?

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Q. Which type of canal is the farmer’s responsibility?

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Q. Which type of canal need syphons?

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Q. If a looping is present in the ridge line they how can that area be irrigated with?

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Q. A curve in channel results in _____________

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Q. If the discharging capacity of the channel is less than 0.5 cumecs then, the minimum recommended value for curve radius is _________

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Q. The Gross Command Area (G.C.A) represents the geographical area of the Doab.

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Q. What is the Annual Intensity of irrigation (AII)?

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Q. What is Gross Cropped Area?

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Q. The ratio of the actual operating period of a distributary to the crop period is called as ____________

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Q. The number of hectares irrigable per cumec of the canal capacity at its head is known as ____________

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Q. The cropped area in Rabi season is usually increased.

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Q. The Gross Command Area for a distributary is 8000 hectares 80% of which is culturable irrigable. The intensity of irrigation for Rabi season is 50% and the average duty at the head of the distributary is 2000 hectares/cumec. Determine the discharge required at the head of the distributary.

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Q. The CCA of a water course is 1500 hectares. The intensity of sugarcane and wheat crops is 20% and 40% respectively. The duties for the crops at the head of the watercourse are 730 hectares/cumec and 1600 hectares/cumec respectively. Calculate the design discharge at the outlet assuming a time factor equal to 0.8.

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