Waste Water Engineering The effluent of a septic tank is Fit for discharge into any open drain As good as that from a complete treatment None of these Foul and contains dissolved and suspended solids Fit for discharge into any open drain As good as that from a complete treatment None of these Foul and contains dissolved and suspended solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is 100 5000 1000 10000 100 5000 1000 10000 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Traps Dissolve the foul gases Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Create symphonic action to increase the quick disposal of sewerage Dissolve the foul gases Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Create symphonic action to increase the quick disposal of sewerage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as A main sewer A trunk sewer An intercepting sewer An outfall sewer A main sewer A trunk sewer An intercepting sewer An outfall sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.40 m/sec 0.30 m/sec 0.35 m/sec 0.45 m/sec 0.40 m/sec 0.30 m/sec 0.35 m/sec 0.45 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas evolved in sewers is All of these Hydrogen sulphide Methane Carbondioxide All of these Hydrogen sulphide Methane Carbondioxide ANSWER DOWNLOAD EXAMIANS APP