Engineering Hydrology
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Set of flashcards Details
Flashcards | 24 |
---|---|
Language | English |
Category | Nature Studies |
Level | University |
Created / Updated | 07.09.2014 / 05.01.2020 |
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By how much % Evaporation in oceans greater than land ?
Aprroximately how much water is present on earth ?
1400 million cubic kilometer
How much % of 1400 million cubic kilmeter of water is fresh water ?
Which is the principle form of precipitation in India. ?
Rainfall is used to describe precipitation in which drop size varies from (mm) ?
In India when is Rainfall data collected ?
In India day is called a rainy day when rainfall is more than ?
What is average value of rainfall in India ?
In snow ice crystals have density of ?
Intensity of precipitation during drizzle ?
Hail are lumps of ice with particle size greater than ?
As per WMO convention Graupel have particle size ?
Annual average rainfall is average of annual rainfall for how many years ?
Index of Wetness is >100% hence it is called ?
Metrological drought is that in which deficiency is grater than ?
When a year is called a drougth year ?
When area affected by drought is more than 20%
What is drought prone area ?
If drought occurs in an area with a probability of 0.2-0.4. And if >0.4 it is called cronically drought prone area.
Ranges of Aridity Index ?
[0,100%]
Metrological Radars use waelength in range of ?
3-10 cm
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