Waste Water Engineering Drop manholes are the manholes Without manhole covers Having drains at different levels Without entry ladders With depths more than 3.5 m Without manhole covers Having drains at different levels Without entry ladders With depths more than 3.5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect statement from the following for allowing workers to enter sewers The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes The men entering the manhole should be advised to smoke in the sewer Warning signals should be erected Proper tests for the presence of poisonous gases must be carried out The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes The men entering the manhole should be advised to smoke in the sewer Warning signals should be erected Proper tests for the presence of poisonous gases must be carried out ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is Glazed bricks sewers Cast iron sewers Stone ware sewers Cement concrete sewers Glazed bricks sewers Cast iron sewers Stone ware sewers Cement concrete sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 0.85 75 to 80% 65 to 70% 70 to 75% 0.85 75 to 80% 65 to 70% 70 to 75% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The following is the physical characteristic of sewage Colour Odour All listed here Turbidity Colour Odour All listed here Turbidity ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 40 to 60% 30 to 40% 80 to 90% 60 to 80% 40 to 60% 30 to 40% 80 to 90% 60 to 80% ANSWER DOWNLOAD EXAMIANS APP
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