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Waste Water Engineering

Waste Water Engineering
The most dangerous pollutant in vehicular emissions is

CO₂
O₂
SO₂
CO₂

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Waste Water Engineering
The sewer that unloads the sewage at the point of treatment is called

House sewer
Branch sewer
Main sewer
Outfall sewer

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Waste Water Engineering
Drop manholes are the manholes

Without entry ladders
With depths more than 3.5 m
Having drains at different levels
Without manhole covers

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Waste Water Engineering
Removal of oil and grease from sewage, is known

Skimming
Screening
Filtration
None of these

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Waste Water Engineering
Large diameter sewers subjected to external pressure alone, are reinforced

Near the outer surface of the pipe
Both A and B
With elliptical cage
Near the inner surface of the pipe

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Waste Water Engineering
The ratio of minimum hourly flow to the average flow of sewage is

43894
43833
43834
43832

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