WATER RESOURCES AND IRRIGATION ENGINEERING Important questions CE6703
CE6703 WATER RESOURCES AND IRRIGATION ENGINEERING Important questions free pdf download Regulation 2013 Anna University. CE6703 Important questions free download.
Sample CE6703 WATER RESOURCES AND IRRIGATION ENGINEERING Important questions:
1. Write short notes on Global water resources survey?
The world total water resources potential are estimated to be 1.37X108 million ha-m. Of these global water resources about 97.2% is salt water, mainly in oceans and only 2.8% is available as fresh water at any time on planet earth
2. Mention about the ground water potential of the planet earth?
Saline Water = 97.2%
Fresh Water = 2.8%
Out of these 2.8% ,about 2.2% is available as surface water and 0.6% as ground water. (CE6703 WATER RESOURCES AND IRRIGATION ENGINEERING Important questions)
Even out of this 2.2% of surface water, 2.15% fresh water available in glaciers and icecapsand only of the order of 0.001% is available in lakes and reservoirs, 0.0001% in streams; the remaining in other forms 0.001% as water vapor in atmosphere.
Out of 0.6% of stored ground water, only about 0.3% can be economically extracted with the present drilling technology, the remaining being unavailable as it is situated below a depth of 800 m.
3. Write short notes on India’s water resources potential?
(CE6703 WATER RESOURCES AND IRRIGATION ENGINEERING Important questions)
India’s with a geographical area of nearly 3.3 million square kilometers experiences extremes of climate.
Normal annual rainfall varies from 100 mm in Western Rajasthan to over 1100 mm at Cherabunji at Megalaya. Variability of rainfall from season to season is also very high. The average annual rainfall over the country is of the order of 1170 mm. (CE6703 WATER RESOURCES AND IRRIGATION ENGINEERING Important questions)
The average flow in the river systems of the country has been estimated to be 1880 km³, but over 90% of the annual runoff in peninsular rivers and over 80% of the annual runoff in Himalayan rivers occur during the four monsoon months of June to September.
| Subject Name | WATER RESOURCES AND IRRIGATION ENGINEERING |
| Subject Code | CE6703 |
| Regulation | 2013 |
| File |
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