Waste Water Engineering The pH value of fresh sewage is usually Less than 7 Equal to 7 Equal to zero More than 7 Less than 7 Equal to 7 Equal to zero More than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 25 litres/person/month 30 litres/person/year 30 litres/person/month 25 litres/person/year 25 litres/person/month 30 litres/person/year 30 litres/person/month 25 litres/person/year ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum depth of sedimentation tanks, is kept 4 m 4.5 m 3.5 m 3 m 4 m 4.5 m 3.5 m 3 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A drop manhole is provided if A sewer drops from a height None of these A branch sewer joins the main sewer at higher level A lamp is inserted to check obstruction A sewer drops from a height None of these A branch sewer joins the main sewer at higher level A lamp is inserted to check obstruction ANSWER DOWNLOAD EXAMIANS APP
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