Environmental Engineering in CE Fresh sewage is __________ in nature. Highly acidic Neutral Alkaline Acidic Highly acidic Neutral Alkaline Acidic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is an adsorbant for removal of nitrogen oxides from gas/air? Bog iron (iron oxide) Active carbon Pulverised limestone Silica gel Bog iron (iron oxide) Active carbon Pulverised limestone Silica gel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pick out the one which is not a chemical coagulant. Aluminium sulphate Chloramine Ferrous sulphate Hydrated lime Aluminium sulphate Chloramine Ferrous sulphate Hydrated lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Scale formation in boiler is controlled by Keeping the pH value of feed water just below 7 Eliminating H₂S in feed water Reduction in hardness, silica & alumina in feed water Preheating of feed water Keeping the pH value of feed water just below 7 Eliminating H₂S in feed water Reduction in hardness, silica & alumina in feed water Preheating of feed water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone is A primary pollutant A secondary pollutant Impervious to ultra-violet rays Both B & C A primary pollutant A secondary pollutant Impervious to ultra-violet rays Both B & C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Pneumoconiosis' is a disease caused by the inhalation of __________ dust. Uranium ore Lime Coal Iron ore Uranium ore Lime Coal Iron ore ANSWER DOWNLOAD EXAMIANS APP