Environmental Engineering in CE Pick out the one which is not a chemical coagulant. Chloramine Hydrated lime Ferrous sulphate Aluminium sulphate Chloramine Hydrated lime Ferrous sulphate Aluminium sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Industrial chimney exhaust Automobiles exhaust Photochemical oxidation of organic matter Forest fire Industrial chimney exhaust Automobiles exhaust Photochemical oxidation of organic matter Forest fire ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of iron and manganese in water causes Discoloration of bathroom fixtures Temporary hardness None of these Reduction in its dissolved oxygen content Discoloration of bathroom fixtures Temporary hardness None of these Reduction in its dissolved oxygen content ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur. 3000 (i.e. 0.3%) 500 50 1000 3000 (i.e. 0.3%) 500 50 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The earth's atmosphere is an envelope of gases present upto a height of about __________ kms. 2000 1000 200 10 2000 1000 200 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polluted water having low BOD are most economically treated in Sludge digester Clarifier Sedimentation tanks Oxidation ponds Sludge digester Clarifier Sedimentation tanks Oxidation ponds ANSWER DOWNLOAD EXAMIANS APP
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