Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Diesel vapours Methane gas Hydrogen sulphide Carbondioxide gas Diesel vapours Methane gas Hydrogen sulphide Carbondioxide gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In the activated sludge process Water is removed by centrifugal action Sludge is activated by constant stirring Aeration is done with an admixture of previously aerated sludge Aeration is continued till stability Water is removed by centrifugal action Sludge is activated by constant stirring Aeration is done with an admixture of previously aerated sludge Aeration is continued till stability ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.10 cumec 0.15 cumec 0.20 cumec 0.12 cumec 0.10 cumec 0.15 cumec 0.20 cumec 0.12 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Degradation Recovery Cleaner water Active decomposition Degradation Recovery Cleaner water Active decomposition ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hume steel pipes are Both B and C Steel shell coated from outside with cement mortar Steel shell coated from inside with cement mortar Steel pipes Both B and C Steel shell coated from outside with cement mortar Steel shell coated from inside with cement mortar Steel pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Design period of 40 to 50 years is adopted for Trunk sewers Branch sewers All listed here Main sewers Trunk sewers Branch sewers All listed here Main sewers ANSWER DOWNLOAD EXAMIANS APP