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Environmental Engineering

Environmental Engineering
If the average daily consumption of a city is 100,000 m³, the maximum daily consumption on peak hourly demand will be

180000 m³
100000 m³
270000 m³
150000 m³

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Environmental Engineering
On standard silica scale, the turbidity in drinking water should be limited to

30 ppm
50 ppm
10 ppm
20 ppm

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Environmental Engineering
The rate of filtration in slow sand filters in million litres per day per hectare is about

50 to 60
500 to 600
100 to 150
1400 to 1500

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Environmental Engineering
The design discharge for the separate sewer system shall be taken as

Equal to dry weather flow (DWF)
3 × DWF
2 × DWF
6 × DWF

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Environmental Engineering
The process of lagooning is primarily a means of

Disposing of sludge
Increasing flow of sewage through imhoff tanks
Increasing the capacity of storage reservoirs
Reducing the excessive flow in sewers

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Environmental Engineering
The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is

Air relief valve
Reflux valve
Sluice valve
Pressure relief valve

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MORE MCQ ON Environmental Engineering

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