Environmental Engineering If the sewage contains grease and fatty oils, these are removed in Sedimentation tanks Detritus tanks Grit chambers Skimming tanks Sedimentation tanks Detritus tanks Grit chambers Skimming tanks ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable method for disinfection of swimming pool water is Chlorination Ultra violet rays treatment Lime treatment By using potassium permanganate Chlorination Ultra violet rays treatment Lime treatment By using potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The major disadvantage of lime soda process of water softening is that Huge amount of precipitate is formed which creates a disposal problem The effluent cannot be reduced to zero hardness It is unsuitable for turbid and acidic water It is unsuitable for softening the water of excessive hardness Huge amount of precipitate is formed which creates a disposal problem The effluent cannot be reduced to zero hardness It is unsuitable for turbid and acidic water It is unsuitable for softening the water of excessive hardness ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Ground water is usually free from Both suspended and dissolved impurities Dissolved impurities None of these Suspended impurities Both suspended and dissolved impurities Dissolved impurities None of these Suspended impurities ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Composting and lagooning are the methods of Filtration Sludge disposal Sedimentation Sludge digestion Filtration Sludge disposal Sedimentation Sludge digestion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Dissolved oxygen in streams is Maximum at midnight Minimum at noon Same throughout the day Maximum at noon Maximum at midnight Minimum at noon Same throughout the day Maximum at noon ANSWER DOWNLOAD EXAMIANS APP
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