Waste Water Engineering In case of sewer lines Test for straightness is carried out with the help of a lamp and mirror Obstruction test is carried out with the help of smooth ball of diameter 13 mm All listed here Water test is carried out to check water tightness of the joints Test for straightness is carried out with the help of a lamp and mirror Obstruction test is carried out with the help of smooth ball of diameter 13 mm All listed here Water test is carried out to check water tightness of the joints ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is Fit for discharge into any open drain None of these As good as that from a complete treatment Foul and contains dissolved and suspended solids Fit for discharge into any open drain None of these As good as that from a complete treatment Foul and contains dissolved and suspended solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Traps Are water seals which prevent the entry of foul gases Dissolve the foul gases Are used to trap the rats entering sewers Create symphonic action to increase the quick disposal of sewerage Are water seals which prevent the entry of foul gases Dissolve the 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 Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to All of these Carbonaceous demand First stage demand Initial demand All of these Carbonaceous demand First stage demand Initial demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is 5 15 10 20 5 15 10 20 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called Depressed sewer Sag pipe Inverted syphon all of these Depressed sewer Sag pipe Inverted syphon all of these ANSWER DOWNLOAD EXAMIANS APP
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