Environmental Engineering in CE Tri-sodium phosphate is used in boiler water treatment to reduce Turbidity Dissolved oxygen Suspended silica Caustic embrittlement Turbidity Dissolved oxygen Suspended silica Caustic embrittlement ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The function of skimming tank in sewage treatment is to remove __________ substances. Suspended solid Dissolved solid Oil & fatty Gritty & inorganic Suspended solid Dissolved solid Oil & fatty Gritty & inorganic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the best and the most effective method for the removal of organic contaminant present in the polluted water in very small quantity (say < 200 mg/litre)? Activated carbon adsorption Biological oxidation pond Lagooning Chemical coagulation Activated carbon adsorption Biological oxidation pond Lagooning Chemical coagulation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Global warming may result in Flood Cyclone Decrease in food productivity All of these Flood Cyclone Decrease in food productivity All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from petroleum refineries is CO₂, NO & SO₃ CO₂, H₂S & NO₂ SO₃, NO₂ & CO₂ CO, SO₂ & H₂S CO₂, NO & SO₃ CO₂, H₂S & NO₂ SO₃, NO₂ & CO₂ CO, SO₂ & H₂S ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas? Ammonia Carbon monoxide Hydrogen Acetylene Ammonia Carbon monoxide Hydrogen Acetylene ANSWER DOWNLOAD EXAMIANS APP
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