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

Civil Engineering : Waste Water Engineering - Quiz(MCQ)

The minimum diameter of sewer to be adopted is

25 cm

15 cm

12 cm

10 cm

Correct Answer : 15 cm

Recently Updated in Waste Water Engineering Questions

What is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of the water quality called?

Algae growth

Eutrophication

Denitrification

Nitrification

Correct Answer : Option (B) : Eutrophication

Explanation : Eutrophication is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of water quality. The untreated wastewater is rich in organic matter which demands oxygen.

5 days-biochemical oxygen demand (BODâ‚…) is taken at a temperature of

0°C

15°C

20°C

25°C

Correct Answer : Option (C) : 20°C

Sewer pipes are designed for maximum discharge with 25% to 33% vacant cross-sectional area for

unexpected increase in the population

under estimates of maximum and average flows

unexpected large scale infiltration of stream water

All of the above

Correct Answer : Option (D) : All of the above

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