Waste Water Engineering Traps Are water seals which prevent the entry of foul gases Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage Are used to trap the rats entering sewers Are water seals which prevent the entry of foul gases Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage Are used to trap the rats entering sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Free ammonia Aluminoid nitrogen Nitrates Nitrites Free ammonia Aluminoid nitrogen Nitrates Nitrites ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the highest non-scouring velocity is achieved in Cast iron sewers Glazed bricks sewers Stone ware sewers Cement concrete sewers Cast iron sewers Glazed bricks sewers Stone ware sewers Cement concrete sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the pH value of sewage is 7 It is acidic None of these It is alkaline It is neutral It is acidic None of these It is alkaline It is neutral ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most dangerous pollutant in vehicular emissions is O₂ CO₂ CO₂ SO₂ O₂ CO₂ CO₂ SO₂ ANSWER DOWNLOAD EXAMIANS APP