Waste Water Engineering Inter-distance between ventilation columns in a sewer line is kept 100 m to 150 m 150 m to 300 m 50 m to 100 m 25 to 50 m 100 m to 150 m 150 m to 300 m 50 m to 100 m 25 to 50 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow All listed here Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas which may cause explosion in sewers, is Carbondioxide Ammonia Methane Carbon monoxide Carbondioxide Ammonia Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas evolved in sewers is Carbondioxide All of these Hydrogen sulphide Methane Carbondioxide All of these Hydrogen sulphide Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is 4 hours 2 hours 3 hours 5 hours 4 hours 2 hours 3 hours 5 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Oil and grease Floating materials Sand and girt Large suspended organic solids Oil and grease Floating materials Sand and girt Large suspended organic solids ANSWER DOWNLOAD EXAMIANS APP