Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Trickling filters Imhoff tanks None of these Sludge sedimentation tanks Trickling filters Imhoff tanks None of these Sludge sedimentation tanks ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Nitrates Carbon dioxide All of these Sulphates Nitrates Carbon dioxide All of these Sulphates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Active decomposition Degradation Cleaner water Recovery Active decomposition Degradation Cleaner water Recovery ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.0 to 4.0 m/sec 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.0 to 4.0 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 2 days 7 days 14 days 12 days 2 days 7 days 14 days 12 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum diameter of sewers adopted in the designs is 1.0 m 2.0 m 3.0 m 4.0 m 1.0 m 2.0 m 3.0 m 4.0 m ANSWER DOWNLOAD EXAMIANS APP
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