Environmental Engineering The most commonly used sewer under culverts is Circular cast iron sewer Semi-elliptical sewer Horseshoe type sewer Circular brick sewer Circular cast iron sewer Semi-elliptical sewer Horseshoe type sewer Circular brick sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Activated carbon is used for Removing hardness Removing corrosiveness Disinfection Removing odours Removing hardness Removing corrosiveness Disinfection Removing odours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the sewage contains grease and fatty oils, these are removed in Grit chambers Detritus tanks Sedimentation tanks Skimming tanks Grit chambers Detritus tanks Sedimentation tanks Skimming tanks ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Scour valves are provided At every depression and dead ends to drain out the waste water that may collect there At street corners to control the flow of water At the foot of rising main along the slope to prevent back running of water At every summit of rising mains At every depression and dead ends to drain out the waste water that may collect there At street corners to control the flow of water At the foot of rising main along the slope to prevent back running of water At every summit of rising mains ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The distribution mains are designed for Maximum hourly demand on maximum day Average daily demand Maximum hourly demand Maximum daily demand Maximum hourly demand on maximum day Average daily demand Maximum hourly demand Maximum daily demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is (i) Presumptive coli-form test (ii) Confirmed coli-form test (iii) Completed coli-form test Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
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