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