The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after

Irrigation Engineering
The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after

150 years

250 years

50 years

200 years

150 years

250 years

50 years

200 years

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Irrigation Engineering
The useful moisture of soil, is equal to its

Difference between filed capacity and permanent wilting point within the root zone of plants

Field capacity

Moisture content at permanent wilting point

Saturation capacity

Difference between filed capacity and permanent wilting point within the root zone of plants

Field capacity

Moisture content at permanent wilting point

Saturation capacity

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Irrigation Engineering
Pick up the correct statement from the following mention

Gravity water is harmful to crops

Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants

All of these

Hygroscopic water remains attached to soil molecules by chemical bond

Gravity water is harmful to crops

Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants

All of these

Hygroscopic water remains attached to soil molecules by chemical bond

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Irrigation Engineering
If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be

equal to infiltration capacity

more than infiltration capacity

equal to rate of rainfall

more than rate of rainfall

equal to infiltration capacity

more than infiltration capacity

equal to rate of rainfall

more than rate of rainfall

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Irrigation Engineering
The main function of a diversion head works of a canal from a river, is

To control floods

To store water

To raise water level

To remove silt

To control floods

To store water

To raise water level

To remove silt

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

Designed bed slope exceeds the ground slope

Ground slope is practically the same as the designed bed slope

Ground slope exceeds the designed bed slope

None of these

Designed bed slope exceeds the ground slope

Ground slope is practically the same as the designed bed slope

Ground slope exceeds the designed bed slope

None of these

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Irrigation Engineering

Irrigation Engineering The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after

Irrigation Engineering The useful moisture of soil, is equal to its

Irrigation Engineering Pick up the correct statement from the following mention

Irrigation Engineering If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be

Irrigation Engineering The main function of a diversion head works of a canal from a river, is

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

Irrigation Engineering
The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after

Irrigation Engineering
The useful moisture of soil, is equal to its

Irrigation Engineering
Pick up the correct statement from the following mention

Irrigation Engineering
If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be

Irrigation Engineering
The main function of a diversion head works of a canal from a river, is

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