Waste Water Engineering In sewage, the solids in mg per litre is 100 to 500 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 500 to 1000 1500 to 2000 1000 to 1500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.25 0.05 0.1 0.5 0.25 0.05 0.1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, Free board of 0.3 m may be provided The clear space between the baffle top and covering slab is about 7.5 cm All listed here The baffles or tees are extended up to top level of scum Free board of 0.3 m may be provided The clear space between the baffle top and covering slab is about 7.5 cm All listed here The baffles or tees are extended up to top level of scum ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for sedimentation tanks using coagulant, ranges between 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the diameter of upper circular portion, the overall depth of New Egg shaped sewer section, is 1.425 D 1.250 D 1.350 D 1.625 D 1.425 D 1.250 D 1.350 D 1.625 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Floating materials Large suspended organic solids Sand and girt Oil and grease Floating materials Large suspended organic solids Sand and girt Oil and grease ANSWER DOWNLOAD EXAMIANS APP