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Waste Water Engineering

Waste Water Engineering
In SI units the power of sound is represented in

Watts
Joules
Kgs
Newtons

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Waste Water Engineering
The following is the physical characteristic of sewage

Odour
Colour
Turbidity
All listed here

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Waste Water Engineering
Acid regression stage of sludge digestion at a temperature 21°C extends over a period of

15 days
60 days
30 days
90 days

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Waste Water Engineering
For design of sewers, percentage of sewage discharge is assumed

70 to 75%
65 to 70%
75 to 80%
0.85

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Waste Water Engineering
For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is

24 m
16 m
30 m
20 m

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Waste Water Engineering
The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is

1.075
1.085
1.065
1.095

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MORE MCQ ON Waste Water Engineering

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