Environmental Engineering in CE Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water. All of these Total solids Turbidity Color (Hazen) All of these Total solids Turbidity Color (Hazen) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Corrosion in boilers can be prevented by Enhancing pH of feed water by adding alkali Deaeration of feed water All of these Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion Enhancing pH of feed water by adding alkali Deaeration of feed water All of these Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because Of jamming of respiratory tract It forms CO₂ by combining with oxygen present in the blood Of clotting of blood It forms carboxyhaemoglobin by combining with haemoglobin of blood, thereby making it incapable of absorbing oxygen Of jamming of respiratory tract It forms CO₂ by combining with oxygen present in the blood Of clotting of blood It forms carboxyhaemoglobin by combining with haemoglobin of blood, thereby making it incapable of absorbing oxygen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Bacterial aerobic oxidation of polluted water in biological oxidation ponds is done to purify it. Presence of bacteria helps in Coagulation and flocculation of colloids Oxidation of carbonaceous matter to CO₂ All of these Nitrification or oxidation of ammonia derived from breakdown of nitrogeneous organic matter to the nitrite and eventually to the nitrate Coagulation and flocculation of colloids Oxidation of carbonaceous matter to CO₂ All of these Nitrification or oxidation of ammonia derived from breakdown of nitrogeneous organic matter to the nitrite and eventually to the nitrate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most major constituents of air pollutants? Carbon monoxide Oxides of nitrogen Oxides of sulphur Hydrogen sulphide Carbon monoxide Oxides of nitrogen Oxides of sulphur Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The upper layer of atmosphere is called the None of these Troposphere Ionosphere Stratosphere None of these Troposphere Ionosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
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