Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrites Free ammonia Aluminoid nitrogen Nitrates Nitrites Free ammonia Aluminoid nitrogen Nitrates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains Oxygen Carbon dioxide Methane Hydrogen sulphide Oxygen Carbon dioxide Methane Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.65 2.55 2.25 2.5 2.65 2.55 2.25 2.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gradient of sewers depends upon Discharge Diameter of the sewer Velocity of flow All listed here Discharge Diameter of the sewer Velocity of flow All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Antisyphonage pipe is fitted At the end of septic tanks At the beginning of sewer line On manholes With a W.'trap At the end of septic tanks At the beginning of sewer line On manholes With a W.'trap ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 16 to 24 hours 4 to 8 hours 8 to 16 hours 24 to 36 hours 16 to 24 hours 4 to 8 hours 8 to 16 hours 24 to 36 hours ANSWER DOWNLOAD EXAMIANS APP