Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 16 to 24 hours 8 to 16 hours 24 to 36 hours 4 to 8 hours 16 to 24 hours 8 to 16 hours 24 to 36 hours 4 to 8 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers 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 Must flow under gravity ½ to ¾ full ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge per person per year, is 20 litres 10 litres 25 litres 15 litres 20 litres 10 litres 25 litres 15 litres ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the length of overland flow from the critical point to the mouth of drain is 13.58 km and difference in level between the critical point and drain mouth is 10 m, the inlet time is 6 hours 8 hours 2 hours 4 hours 6 hours 8 hours 2 hours 4 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gradient of sewers depends upon Discharge All listed here Velocity of flow Diameter of the sewer Discharge All listed here Velocity of flow Diameter of the sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer ventilating columns are generally placed at Every change in the size of sewers Upper ends of branch sewers Distances 150 m to 300 m All listed here Every change in the size of sewers Upper ends of branch sewers Distances 150 m to 300 m All listed here ANSWER DOWNLOAD EXAMIANS APP