Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The depth of tank is kept equal to its width A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The minimum width of septic level is 90 cm The depth of tank is kept equal to its width A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The minimum width of septic level is 90 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sludge does not contain waste water from Bath rooms Kitchen sinks Toilets Wash basins Bath rooms Kitchen sinks Toilets Wash basins ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Free ammonia Aluminoid nitrogen Nitrites Nitrates Free ammonia Aluminoid nitrogen Nitrites Nitrates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage is generally Acidic Highly decomposed A source of objectionable odour Alkaline Acidic Highly decomposed A source of objectionable odour Alkaline ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of sewer to be adopted is 15 cm 12.5 cm 10 cm 25 cm 15 cm 12.5 cm 10 cm 25 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In R.C. sewer pipes, the percentage longitudinal reinforcement to the cross-sectional area of concrete is kept 5 10 0.25 2 5 10 0.25 2 ANSWER DOWNLOAD EXAMIANS APP
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