Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrates Aluminoid nitrogen Nitrites Free ammonia Nitrates Aluminoid nitrogen Nitrites Free ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Skimming tanks are Used to remove the grease and oil Those from which sludge is skimmed out Tanks provided with self- cleansing screens Improved version of grit chambers Used to remove the grease and oil Those from which sludge is skimmed out Tanks provided with self- cleansing screens Improved version of grit chambers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum diameter of sewers adopted in the designs is 2.0 m 3.0 m 4.0 m 1.0 m 2.0 m 3.0 m 4.0 m 1.0 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Neither A nor B Biological action is used Both A and B Filtration process is used Neither A nor B Biological action is used Both A and B Filtration process is used 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 Oxygen Methane Hydrogen sulphide Carbon dioxide Oxygen Methane Hydrogen sulphide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Boussinesq’s equation for ascertaining unit pressure at a depth on sewers due to traffic loads, is pt = 2H3p/3 Z5 pt = 3H3p/2 Z5 pt = 2H3p/3 Z5 pt = 3H3p/2 Z5 pt = 2H3p/3 Z5 pt = 3H3p/2 Z5 pt = 2H3p/3 Z5 pt = 3H3p/2 Z5 ANSWER DOWNLOAD EXAMIANS APP
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