Environmental Engineering in CE Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water. Turbidity All of these Total solids Color (Hazen) Turbidity All of these Total solids Color (Hazen) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A shallow pond in which the sewage is retained and biologically treated is called Oxidation Imhoff tank Skimming tank Lagoon Oxidation Imhoff tank Skimming tank Lagoon ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it. Coal ash Ortho-xylene None of these Potassium cyanide Coal ash Ortho-xylene None of these Potassium cyanide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The biological decomposition of organic substances in wastes controlled conditions is called None of these Incineration Biological oxidation Composting None of these Incineration Biological oxidation Composting ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Soluble silica present in boiler feed water can be removed by Coagulation Preheating it Anion exchanger Filtration Coagulation Preheating it Anion exchanger Filtration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foul odour and bad taste of water is removed by treating with Bleaching powder Alum Activated carbon Copper sulphate Bleaching powder Alum Activated carbon Copper sulphate ANSWER DOWNLOAD EXAMIANS APP
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