Waste Water Engineering The standard B.O.D. of water is taken for 5 days 3 days 1 day 2 days 5 days 3 days 1 day 2 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sludge banks are formed if sewage is disposed of in None of these Rivers Seas Lakes None of these Rivers Seas Lakes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the side of a square sewer is 1000 mm, the diameter of a hydraulically equivalent circular section, is 1075 mm 1095 mm 1045 mm 1065 mm 1075 mm 1095 mm 1045 mm 1065 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During preliminary treatment of a sewage Floating materials are removed by screening All listed here Oil and grease are removed from skimming tanks Girt and sand are removed by girt chambers Floating materials are removed by screening All listed here Oil and grease are removed from skimming tanks Girt and sand are removed by girt chambers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 150 to 200 Between 200 to 300 Less than 150 More than 500 Between 150 to 200 Between 200 to 300 Less than 150 More than 500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is None of these 225 ppm 250 ppm 200 ppm None of these 225 ppm 250 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
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