Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Both B and C Sedimentation Filtration Digestion Both B and C Sedimentation Filtration Digestion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ results from the disinfection of water. Turbidity Bacteria Odour Hardness Turbidity Bacteria Odour Hardness ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to remove Color Bacteria Bad taste Foul odour Color Bacteria Bad taste Foul odour ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. 200 120 170 140 200 120 170 140 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE H₂S present in gaseous stream can be removed by adsorption on Silica gel Active carbon Limestone powder Bog iron Silica gel Active carbon Limestone powder Bog iron ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Cleaning is done by(i) Scraping and removal in filters slow sand(ii) Back washing in slow sand filters(iii) Scraping and removal in filters rapid sand(iv) Back washing in rapid sand filtersThe correct answer is (ii) and (iv) (i) and (iv) (i) and (ii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP