Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.5 0.1 0.25 0.05 0.5 0.1 0.25 0.05 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A rain sanitary sewer is constructed to carry Storm sewage Sanitary sewage Ground water Surface water Storm sewage Sanitary sewage Ground water Surface water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the highest non-scouring velocity is achieved in Cast iron sewers Cement concrete sewers Stone ware sewers Glazed bricks sewers Cast iron sewers Cement concrete sewers Stone ware sewers Glazed bricks sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 200 m 300 m 50 m 100 m 200 m 300 m 50 m 100 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains Methane Oxygen Carbon dioxide Hydrogen sulphide Methane Oxygen Carbon dioxide Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid regression None of these Acid fermentation Alkaline fermentation Acid regression None of these Acid fermentation Alkaline fermentation ANSWER DOWNLOAD EXAMIANS APP
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