Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 30 litres/person/month 25 litres/person/month 25 litres/person/year 30 litres/person/year 30 litres/person/month 25 litres/person/month 25 litres/person/year 30 litres/person/year ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is More than 500 Between 150 to 200 Between 200 to 300 Less than 150 More than 500 Between 150 to 200 Between 200 to 300 Less than 150 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 500 to 1000 1500 to 2000 100 to 500 1000 to 1500 500 to 1000 1500 to 2000 100 to 500 1000 to 1500 ANSWER DOWNLOAD EXAMIANS APP
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 0.5 0.1 0.25 0.05 0.5 0.1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Two sewer lines intersect Invert level of a branch sewer is more than 60 cm that of the main sewer Ordinary manhole cannot be built Sewer line runs along a main road Two sewer lines intersect Invert level of a branch sewer is more than 60 cm that of the main sewer Ordinary manhole cannot be built Sewer line runs along a main road ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The average temperature of sewage in India, is 10°C 20°C 25°C 15°C 10°C 20°C 25°C 15°C ANSWER DOWNLOAD EXAMIANS APP
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