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Waste Water Engineering

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

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

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Waste Water Engineering
To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of

Hydrochloric acid
Citric acid
Nitric acid
Sulphuric acid

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Waste Water Engineering
The water carried sewerage system removes

Storm sewage
Industrial sewage
All listed here
Domestic sewage

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Waste Water Engineering
In areas where rainy season is limited to a few months, the type of sewerage system recommended is

Combined system
Partially separate system
None of these
Separate system

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Waste Water Engineering
Design period of 40 to 50 years is adopted for

Main sewers
Trunk sewers
All listed here
Branch sewers

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Waste Water Engineering
Are available in size Stoneware sewers

20 cm
10 cm
15 cm
All of these

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MORE MCQ ON Waste Water Engineering

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