Environmental Engineering in CE Removal of __________ results from the disinfection of water. Turbidity Hardness Bacteria Odour Turbidity Hardness Bacteria Odour 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 Preheating of feed water Reduction in hardness, silica & alumina in feed water Eliminating H₂S in feed water Keeping the pH value of feed water just below 7 Preheating of feed water Reduction in hardness, silica & alumina in feed water Eliminating H₂S in feed water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of December June September July December June September July ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is an adsorbant used for the removal of SO₂ from gas/air? Limestone powder or alkalised alumina Active carbon Silica gel Bog iron Limestone powder or alkalised alumina Active carbon Silica gel Bog iron ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of lead for public sewer/waste water is about __________ ppm. 150 1 650 25 150 1 650 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Biological oxidation ponds remove organic matters present in the polluted water by Both A & B Neither A nor B Aerobic oxidation Using the activities of bacteria and other micro organisms Both A & B Neither A nor B Aerobic oxidation Using the activities of bacteria and other micro organisms ANSWER DOWNLOAD EXAMIANS APP
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