Civil Engineering - Waste Water Engineering
Exercise : Waste Water Engineering - Section 3
1.
The pH value of fresh sewage is usually
2.
The moisture content of a sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is
3.
Inter-distance between ventilation columns in a sewer line is kept
4.
If q is the average sewage flow from a city of population P, the maximum sewage flow
5.
The factor responsible for purification of sewage in river is
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