FRiENDi mobile :1 [7004 11:07 p.m Irrigation e...structures - Read-only READ-ONL

Question

FRiENDi mobile :1 [7004 11:07 p.m Irrigation e...structures - Read-only READ-ONLY - This is an older arr! or lak infrom 1.hr:, cne n n enrh side. OR 0-16 (A] What ia a silt excluder? Explain with the help of a neat sketch. Q-18 (A Discuss the design consideration ot Open Draina. (B Design a tube well tor the following data: Yield required 0.05 cumec. .l'h1rk ni?55 '1.CDrif nr:'] aquiler= 251ri Draw down 4m Radius ofinfluence 300 m (A] What is a strainer and what are the qualities of a good strainer? Enunierate the different types of strainers. (B Write short note on economics and financing of irrigation projects. taken as 50 mm]hr and the average depth of water on the field is 63.5 mm. Also determine the maximum area which can be irrigated is 0.23 Page 2 of 2

Explanation / Answer

Hi

Solving the first two questions due to constraints.

Thanks.

A 1] Various forms of duty:

Duty represents the irrigating capacity of unit water.

1]GROSS DUTY:

It is the duty of the water measured at the head of the main canal.

2]NOMINAL DUTY:

It is the duty sanctioned as per the schedule of an irrigation department.

3]ECONOMIC WATER DUTY:

It is the duty of water which results in giving the maximum crop of yield.

4]DESIGNATED DUTY:

It is the duty of water assumed in the irrigated project to design various capacities of channel.

A 2 ] Consumptive water use is defined as the water removed from available supplies without returning to a water resource system. For example, water whihc is used in manufacturing, agriculture, & food preparation that is not returned to a stream or water treatment plant or a river.

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