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 0.05 0.25 0.5 0.1 0.05 0.25 0.5 0.1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 1000 kg of sewage contains Both A and C of above 0.112 kg in solution 0.112 kg in suspension 0.225 kg in solution Both A and C of above 0.112 kg in solution 0.112 kg in suspension 0.225 kg in solution ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 2.5 to 3.0 m/sec 3.0 to 4.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec 3.0 to 4.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering It is customary to design a sewer for D.W.F. on the basis of Thrice the average demand Four times the average demand Twice the average demand Average demand Thrice the average demand Four times the average demand Twice the average demand Average demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering As compared to fresh river water, sea water contains oxygen 10% less 20% more 10% more 20% less 10% less 20% more 10% more 20% less ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by All listed here Screening Sedimentation Oxidation All listed here Screening Sedimentation Oxidation ANSWER DOWNLOAD EXAMIANS APP