Environmental Engineering in CE Irradiation of water by ultraviolet light of suitable wavelength is commonly used for disinfection of water in Iron & steel plant Municipal sewage treatment Petroleum refinery Food industry Iron & steel plant Municipal sewage treatment Petroleum refinery Food industry ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from petroleum refineries is CO₂, H₂S & NO₂ CO₂, NO & SO₃ SO₃, NO₂ & CO₂ CO, SO₂ & H₂S CO₂, H₂S & NO₂ CO₂, NO & SO₃ SO₃, NO₂ & CO₂ CO, SO₂ & H₂S ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Chlorination Biological oxidation Sedimentation Skimming off Chlorination Biological oxidation Sedimentation Skimming off ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Color test of water is done with an instrument called Electro-chemical cell Tintometer Turbidimeter Colorimeter Electro-chemical cell Tintometer Turbidimeter Colorimeter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ in water stream are deleterious to aquatic life. Soluble and toxic organics Heavy metals and cynides Suspended solids All of these Soluble and toxic organics Heavy metals and cynides Suspended solids All of these ANSWER DOWNLOAD EXAMIANS APP
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