Environmental Engineering in CE The most commonly used chemical coagulant in water treatment is Alum Ferrous sulphate Hydrazine Lime Alum Ferrous sulphate Hydrazine Lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water. Total solids All of these Turbidity Color (Hazen) Total solids All of these Turbidity Color (Hazen) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the best and the most effective method for the removal of organic contaminant present in the polluted water in very small quantity (say < 200 mg/litre)? Chemical coagulation Lagooning Activated carbon adsorption Biological oxidation pond Chemical coagulation Lagooning Activated carbon adsorption Biological oxidation pond ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the Gravity settling chamber Cyclone separator Bag filter Electrostatic precipitator Gravity settling chamber Cyclone separator Bag filter Electrostatic precipitator ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Petrol vapor Hydrogen Carbon monoxide Acetylene Petrol vapor Hydrogen Carbon monoxide Acetylene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone is A primary pollutant Impervious to ultra-violet rays Both B & C A secondary pollutant A primary pollutant Impervious to ultra-violet rays Both B & C A secondary pollutant ANSWER DOWNLOAD EXAMIANS APP
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