Environmental Engineering in CE Lung cancer & DNA breakage are the major ill effects of excessive ozone exposure to human beings. Ozone layer depletion in the atmosphere is mainly caused by the presence of Hydrocarbons CFC (chloro fluoro carbon) SO₂ CO₂ Hydrocarbons CFC (chloro fluoro carbon) SO₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Irradiation of water by ultraviolet light of suitable wavelength is commonly used for disinfection of water in Petroleum refinery Food industry Iron & steel plant Municipal sewage treatment Petroleum refinery Food industry Iron & steel plant Municipal sewage treatment ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Photochemical oxidation of organic matter Industrial chimney exhaust Forest fire Automobiles exhaust Photochemical oxidation of organic matter Industrial chimney exhaust Forest fire Automobiles exhaust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The length of rectangular sedimentation tank should not be more than(Where ‘B’ is the width of the tank) 2B 4B 8B B 2B 4B 8B B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ethanolamine is an absorbant used for the removal of __________ from air/gas. SO₂ H₂S HF Both B & C SO₂ H₂S HF Both B & C 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 Reduce SO₂ content in None of these Catalytically convert SO₂ to SO₃ in Increase the dew point of Reduce SO₂ content in None of these Catalytically convert SO₂ to SO₃ in ANSWER DOWNLOAD EXAMIANS APP
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