Environmental Engineering If the sewage contains grease and fatty oils, these are removed in Detritus tanks Grit chambers Sedimentation tanks Skimming tanks Detritus tanks Grit chambers Sedimentation tanks Skimming tanks ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The main disadvantage of oxidation pond is that None of these BOD removal is very low Maintenance and operation cost are high Large area is required for construction None of these BOD removal is very low Maintenance and operation cost are high Large area is required for construction ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The hourly variation factor is usually taken as 2.0 2.7 1.5 1.8 2.0 2.7 1.5 1.8 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Percentage of bacterial load that can be removed from water by the process of plain sedimentation is about 50 59 100 75 50 59 100 75 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period in coagulation tanks is usually kept as 30 to 45 minutes 2 to 6 hours 1 to 2 minutes 2 to 6 days 30 to 45 minutes 2 to 6 hours 1 to 2 minutes 2 to 6 days ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system? Circle method Electrical analysis method Equivalent pipe method Hardy cross method Circle method Electrical analysis method Equivalent pipe method Hardy cross method ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS