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Waste Water Engineering

Waste Water Engineering
A rain sanitary sewer is constructed to carry

Surface water
Storm sewage
Ground water
Sanitary sewage

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Waste Water Engineering
The sewer which received discharge from two or more main sewers, is known as

An intercepting sewer
An outfall sewer
A trunk sewer
A main sewer

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Waste Water Engineering
The rate of accumulation of sludge in septic tanks is recommended as

25 litres/person/month
30 litres/person/month
25 litres/person/year
30 litres/person/year

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Waste Water Engineering
A cylindrical ejector having its height 2 m fills after every 10 minutes with a peak sewage discharge of 0.0157 cumec. The diameter of the ejector chamber, is

2.40 m
2.50 m
2.30 m
2.45 m

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Waste Water Engineering
The minimum diameter of sewer to be adopted is

12.5 cm
10 cm
25 cm
15 cm

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Waste Water Engineering
Drop manholes are the manholes

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

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MORE MCQ ON Waste Water Engineering

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