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Waste Water Engineering

Waste Water Engineering
Imhoff cone is used to measure

Total in organic solids
Settleable solids
Total solids
Total organic solids

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Waste Water Engineering
The drop man holes are generally provided in sewers for

Hilly town ships
Industrial areas
Large town ships
Cities in plains

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Waste Water Engineering
1000 kg of sewage contains

Both A and C of above
0.225 kg in solution
0.112 kg in solution
0.112 kg in suspension

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Waste Water Engineering
In Chezy’s formula V = C rs for calculating the velocity of flow in circular sewer of diameter running full, the value of hydraulic mean radius is

D/2
D/4
D/3
D/1

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Waste Water Engineering
The gradient of sewers depends upon

All listed here
Velocity of flow
Diameter of the sewer
Discharge

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Waste Water Engineering
The bottom of the sewage inlet chamber of septic tanks, is provided an outward slope

1 in 20
1 in 15
1 in 5
1 in 10

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MORE MCQ ON Waste Water Engineering

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