Discussion :: Water Supply Engineering
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Pick up the correct statement from the following :
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A.
The volume of underground water extracted by gravity drainage from a saturated soil, is known as yield
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B.
The ratio of volume drained to the total volume of material drained, is known as specific yield
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C.
The volume of water retained by the soil against the pull of gravity, is called specific retention or field capacity
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D.
The sum of specific yield and specific retention, is equal to porosity
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E.
All the above.
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