Waste Water Engineering In septic tanks, Free board of 0.3 m may be provided All listed here The clear space between the baffle top and covering slab is about 7.5 cm The baffles or tees are extended up to top level of scum Free board of 0.3 m may be provided All listed here The clear space between the baffle top and covering slab is about 7.5 cm The baffles or tees are extended up to top level of scum 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 100 mg/l 400 mg/l 300 mg/l 200 mg/l 100 mg/l 400 mg/l 300 mg/l 200 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to Initial demand First stage demand All of these Carbonaceous demand Initial demand First stage demand All of these Carbonaceous demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect statement from the following for allowing workers to enter sewers The men entering the manhole should be advised to smoke in the sewer Warning signals should be erected The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes Proper tests for the presence of poisonous gases must be carried out The men entering the manhole should be advised to smoke in the sewer Warning signals should be erected The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes Proper tests for the presence of poisonous gases must be carried out ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Water content of sewage is about 0.99 0.95 0.9 0.999 0.99 0.95 0.9 0.999 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a peak discharge of 0.0157 cumec, with a velocity of 0.9 m/sec, the diameter of the sewer main, is 10 cm 15 cm 12 cm 18 cm 10 cm 15 cm 12 cm 18 cm ANSWER DOWNLOAD EXAMIANS APP
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