Discussion :: Waste Water Engineering
- Pick up the correct statement from the following:
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A.
Hydrogen sulphide gas in excess, may cause corrosion of concrete sewers |
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B.
4 ppm of Dissolved Oxygen (D.O.) is ensured before discharging the treated sewage in river |
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C.
Solubility of oxygen in sewage is 95% of that of distilled water |
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D.
All the above |
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Answer : Option D
Explanation :
Explanation Not Provided
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