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 0.05 0.25 0.5 0.1 0.05 0.25 0.5 0.1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Carbon dioxide Nitrates All of these Sulphates Carbon dioxide Nitrates All of these Sulphates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the survival of fish in a river stream, the minimum dissolved oxygen is prescribed 3 ppm 10 ppm 4 ppm 5 ppm 3 ppm 10 ppm 4 ppm 5 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the effect of scouring is more on All sides Horizontal side Top side Bottom side All sides Horizontal side Top side Bottom side ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic bacterias Oxidise organic matter in sewage Consume organic matter as their food Flourish in the presence of free oxygen All of these Oxidise organic matter in sewage Consume organic matter as their food Flourish in the presence of free oxygen All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for mains up to 1 m in diameter, is 4 3 2 1.5 4 3 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
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