Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for The flow of sewage to fill the tank A particle to travel along its length A particle to travel from top surface to bottom sludge zone None of these The flow of sewage to fill the tank A particle to travel along its length A particle to travel from top surface to bottom sludge zone None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge per person per year, is 20 litres 10 litres 15 litres 25 litres 20 litres 10 litres 15 litres 25 litres ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The intensity of rain is expressed in cm/minute cm/hour cm/day None of these cm/minute cm/hour cm/day None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rational formula for peak drainage discharge, was evolved by Lloyd David All of these Kuichling Fruhling Lloyd David All of these Kuichling Fruhling ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Oil and grease Floating materials Large suspended organic solids Sand and girt Oil and grease Floating materials Large suspended organic solids Sand and girt ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 100 mg/l 50 mg/l 150 mg/l 250 mg/l 100 mg/l 50 mg/l 150 mg/l 250 mg/l ANSWER DOWNLOAD EXAMIANS APP
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