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Waste Water Engineering

Waste Water Engineering
No treatment of the sewage is given if dilution factor is

Between 150 to 200
More than 500
Less than 150
Between 200 to 300

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Waste Water Engineering
Setting out the alignments of sewers may start from

Tail end
Out-fall
City
Any point

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Waste Water Engineering
The sewage treatment units in which anaerobic decomposition of organic matter is used, are called

Trickling filters
Imhoff tanks
None of these
Sludge sedimentation tanks

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Waste Water Engineering
The sewage treatment in septic tanks is due to

Anaerobic decomposition
Aerobic decomposition
Parasitic decomposition
None of these

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Waste Water Engineering
The disintegrating pump in which solid matter is broken up before passing out, is

Centrifugal pump
Reciprocating pump
None of these
Pneumatic ejector

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Waste Water Engineering
Imhoff cone is used to determine

None of these
Settleable solids
Dissolved solids
Suspended solids

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