Waste Water Engineering The rate of accumulation of sludge per person per year, is 25 litres 15 litres 10 litres 20 litres 25 litres 15 litres 10 litres 20 litres ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering As compared to fresh river water, sea water contains oxygen 20% more 20% less 10% more 10% less 20% more 20% less 10% more 10% less ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 2 minutes 5 minutes 1 minute 3 minutes 2 minutes 5 minutes 1 minute 3 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for A particle to travel along its length The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone None of these A particle to travel along its length The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? 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 depth of tank is kept equal to its width The minimum width of septic level is 90 cm 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 depth of tank is kept equal to its width The minimum width of septic level is 90 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to determine None of these Settleable solids Dissolved solids Suspended solids None of these Settleable solids Dissolved solids Suspended solids ANSWER DOWNLOAD EXAMIANS APP
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