Waste Water Engineering Hume steel pipes are Steel shell coated from outside with cement mortar Both B and C Steel pipes Steel shell coated from inside with cement mortar Steel shell coated from outside with cement mortar Both B and C Steel pipes Steel shell coated from inside with cement mortar ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In case of sewer lines 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 All listed here Obstruction test is carried out with the help of smooth ball of diameter 13 mm 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 All listed here Obstruction test is carried out with the help of smooth ball of diameter 13 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is 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 Fit for discharge into any open drain As good as that from a complete treatment None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by All listed here Screening Sedimentation Oxidation All listed here Screening Sedimentation Oxidation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains Oxygen Methane Carbon dioxide Hydrogen sulphide Oxygen Methane Carbon dioxide Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the velocity of flow should not be Less than the self-cleansing velocity More than 20 m/sec More than the self-cleansing velocity Less than 10 m/sec Less than the self-cleansing velocity More than 20 m/sec More than the self-cleansing velocity Less than 10 m/sec ANSWER DOWNLOAD EXAMIANS APP
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