Waste Water Engineering Imhoff cone is used to measure Total organic solids Total solids Total in organic solids Settleable solids Total organic solids Total solids Total in organic solids Settleable solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains Methane Oxygen Hydrogen sulphide Carbon dioxide Methane Oxygen Hydrogen sulphide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Hydrogen sulphide Diesel vapours Carbondioxide gas Methane gas Hydrogen sulphide Diesel vapours Carbondioxide gas Methane gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the diameter of upper circular portion, the overall depth of New Egg shaped sewer section, is 1.250 D 1.350 D 1.425 D 1.625 D 1.250 D 1.350 D 1.425 D 1.625 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of a spherical particle of diameter less than 0.1 mm as per Stock’s law, is Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Skimming tanks are Those from which sludge is skimmed out Tanks provided with self- cleansing screens Used to remove the grease and oil Improved version of grit chambers Those from which sludge is skimmed out Tanks provided with self- cleansing screens Used to remove the grease and oil Improved version of grit chambers ANSWER DOWNLOAD EXAMIANS APP