Waste Water Engineering For providing an Indian type W.C., the R.C.C. slabs in the toilet portion Should be kept 20 cm above the adjacent portion Should be sunk by 20 cm Should be sunk by 50 cm Need not be sunk Should be kept 20 cm above the adjacent portion Should be sunk by 20 cm Should be sunk by 50 cm Need not be sunk ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum diameter of sewers adopted in the designs is 2.0 m 4.0 m 1.0 m 3.0 m 2.0 m 4.0 m 1.0 m 3.0 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In the activated sludge process Aeration is continued till stability Aeration is done with an admixture of previously aerated sludge Sludge is activated by constant stirring Water is removed by centrifugal action Aeration is continued till stability Aeration is done with an admixture of previously aerated sludge Sludge is activated by constant stirring Water is removed by centrifugal action ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Methane gas Hydrogen sulphide Carbondioxide gas Diesel vapours Methane gas Hydrogen sulphide Carbondioxide gas Diesel vapours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Depletion of ozone layer in the outer atmosphere may cause Skin cancer Bronchitis Heart disorder Lung cancer Skin cancer Bronchitis Heart disorder Lung cancer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Traps Are used to trap the rats entering sewers Dissolve the foul gases Are water seals which prevent the entry of foul gases Create symphonic action to increase the quick disposal of sewerage Are used to trap the rats entering sewers Dissolve the foul gases Are water seals which prevent the entry of foul gases Create symphonic action to increase the quick disposal of sewerage ANSWER DOWNLOAD EXAMIANS APP