Waste Water Engineering If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains Carbon dioxide Hydrogen sulphide Oxygen Methane Carbon dioxide Hydrogen sulphide Oxygen Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Setting out the alignments of sewers may start from Tail end City Out-fall Any point Tail end City Out-fall Any point ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Aerobic decomposition Anaerobic decomposition None of these Parasitic decomposition Aerobic decomposition Anaerobic decomposition None of these Parasitic decomposition ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called Inverted syphon Depressed sewer Sag pipe all of these Inverted syphon Depressed sewer Sag pipe all of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 0°C 15°C 20°C 25°C 0°C 15°C 20°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The stone ware sewers Are used for carrying sewage and drainage from houses Are manufactured from clays and shale All listed here After casting are dried and burnt at temperature 150°C, 700°C and 1200°C Are used for carrying sewage and drainage from houses Are manufactured from clays and shale All listed here After casting are dried and burnt at temperature 150°C, 700°C and 1200°C ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS