Waste Water Engineering Hydraulic mean radius is Mean of radii in a pipe line of varying cross -sections Mean radius of sewer Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes Mean of radii in a pipe line of varying cross -sections Mean radius of sewer Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sludge banks are formed if sewage is disposed of in Seas Lakes Rivers None of these Seas Lakes Rivers None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 50 m 200 m 300 m 100 m 50 m 200 m 300 m 100 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 2 days 7 days 14 days 12 days 2 days 7 days 14 days 12 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Flocculated particles do not change their Size Shape None of these Weight Size Shape None of these Weight ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage is generally Acidic Alkaline Highly decomposed A source of objectionable odour Acidic Alkaline Highly decomposed A source of objectionable odour ANSWER DOWNLOAD EXAMIANS APP