Environmental Engineering in CE Pick out the one which is not a chemical coagulant. Ferrous sulphate Aluminium sulphate Chloramine Hydrated lime Ferrous sulphate Aluminium sulphate Chloramine Hydrated lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Petrol vapor Acetylene Carbon monoxide Hydrogen Petrol vapor Acetylene Carbon monoxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes Turbidity Odour nuisances Undesirable plant growth Foaming Turbidity Odour nuisances Undesirable plant growth Foaming ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate? CFC (chloro fluoro carbons) SO₂ NOx CO CFC (chloro fluoro carbons) SO₂ NOx CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The per capital consumption of a locality is affected by(i) Climatic conditions(ii) Quality of water(iii) Distribution pressure Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Its dissolved oxygen content Foaming from boilers Caustic embrittlement Its silica content Its dissolved oxygen content Foaming from boilers Caustic embrittlement Its silica content ANSWER DOWNLOAD EXAMIANS APP