Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec 3.0 to 4.0 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec 3.0 to 4.0 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic activity is maximum None of these In sewer treatment plants In freshly produced sewage At sewer pipes None of these In sewer treatment plants In freshly produced sewage At sewer pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is None of these Acid fermentation Acid regression Alkaline fermentation None of these Acid fermentation Acid regression Alkaline fermentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The underground sewers are more subjected to Bending force Compressive force Tensile force Shearing force Bending force Compressive force Tensile force Shearing force ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because It is cheaper in construction It provides maximum area for a given perimeter All listed here It provides maximum hydraulic mean depth It is cheaper in construction It provides maximum area for a given perimeter All listed here It provides maximum hydraulic mean depth ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge tank, the gas mainly produced, is Carbon dioxide Hydrogen Nitrogen Oxygen Carbon dioxide Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
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