Environmental Engineering in CE The pH value of potable water should be between 4 to 5 13 to 14 1 to 1.5 6.5 to 8 4 to 5 13 to 14 1 to 1.5 6.5 to 8 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Algae growth in water is controlled by Aeration Deoxidation Chlorination Bleaching Aeration Deoxidation Chlorination Bleaching ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most major constituents of air pollutants? Hydrogen sulphide Oxides of sulphur Oxides of nitrogen Carbon monoxide Hydrogen sulphide Oxides of sulphur Oxides of nitrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Scale formation in boiler is controlled by Eliminating H₂S in feed water Keeping the pH value of feed water just below 7 Preheating of feed water Reduction in hardness, silica & alumina in feed water Eliminating H₂S in feed water Keeping the pH value of feed water just below 7 Preheating of feed water Reduction in hardness, silica & alumina in feed water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate'? Smoke & fumes None of these Dust & mists Photochemical smog & soot Smoke & fumes None of these Dust & mists Photochemical smog & soot ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of soluble organics in polluted water causes Depletion of oxygen Explosion hazards Fire hazards Undesirable plants growth Depletion of oxygen Explosion hazards Fire hazards Undesirable plants growth ANSWER DOWNLOAD EXAMIANS APP
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