Waste Water Engineering Clogging of sewers, is caused due to Greasy and oily matters Low discharge All of these Silting Greasy and oily matters Low discharge All of these Silting ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to Initial demand All of these Carbonaceous demand First stage demand Initial demand All of these Carbonaceous demand First stage demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to determine Dissolved solids Settleable solids None of these Suspended solids Dissolved solids Settleable solids None of these Suspended solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Sludge sedimentation tanks Trickling filters None of these Imhoff tanks Sludge sedimentation tanks Trickling filters None of these Imhoff tanks ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is 200 mg/l 400 mg/l 300 mg/l 100 mg/l 200 mg/l 400 mg/l 300 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering ¾th or ¼th extra space is left in sewer pipes at maximum discharge for Unexpected increase in population Low estimates of the average and maximum flows All listed here Large scale infiltration of storm water Unexpected increase in population Low estimates of the average and maximum flows All listed here Large scale infiltration of storm water ANSWER DOWNLOAD EXAMIANS APP
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