Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 3 to 5 mm 5 to 8 mm 8 to 10 mm 2 to 3 mm 3 to 5 mm 5 to 8 mm 8 to 10 mm 2 to 3 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the survival of fish in a river stream, the minimum dissolved oxygen is prescribed 3 ppm 10 ppm 5 ppm 4 ppm 3 ppm 10 ppm 5 ppm 4 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The stone ware sewers All listed here Are manufactured from clays and shale After casting are dried and burnt at temperature 150°C, 700°C and 1200°C Are used for carrying sewage and drainage from houses All listed here Are manufactured from clays and shale After casting are dried and burnt at temperature 150°C, 700°C and 1200°C Are used for carrying sewage and drainage from houses ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of fresh sewage is usually More than 7 Equal to zero Equal to 7 Less than 7 More than 7 Equal to zero Equal to 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The standard B.O.D. of water is taken for 1 day 3 days 5 days 2 days 1 day 3 days 5 days 2 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering R.M.O. expenses include Operation expenses Running expenses All of these Maintenance expenses Operation expenses Running expenses All of these Maintenance expenses ANSWER DOWNLOAD EXAMIANS APP
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