Environmental Engineering in CE 5-200 μm size particles are called Powder Colloids or aerosols Smoke Dust Powder Colloids or aerosols Smoke Dust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes Undesirable plant growth Foaming Odour nuisances Turbidity Undesirable plant growth Foaming Odour nuisances Turbidity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Limestone powder is injected during pulverised coal burning in boilers to __________ the flue gases. Increase the dew point of Catalytically convert SO₂ to SO₃ in Reduce SO₂ content in None of these Increase the dew point of Catalytically convert SO₂ to SO₃ in Reduce SO₂ content in None of these 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)? Lagooning Activated carbon adsorption Biological oxidation pond Chemical coagulation Lagooning Activated carbon adsorption Biological oxidation pond Chemical coagulation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard inside a bus in busy city traffic or inside a sub-way train corresponds to about __________ decibels. 75 95 140 120 75 95 140 120 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to chemicals having carcinogenic properties cause Asthma Asphyxiation (suffocation) Dermatitis (skin disorder) Cancer Asthma Asphyxiation (suffocation) Dermatitis (skin disorder) Cancer ANSWER DOWNLOAD EXAMIANS APP