Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 5 to 8 mm 2 to 3 mm 3 to 5 mm 8 to 10 mm 5 to 8 mm 2 to 3 mm 3 to 5 mm 8 to 10 mm 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 All listed here Must flow under gravity ½ to ¾ full Must be of adequate size to avoid over flow Must be laid at least 2 to 3 m deep to collect /water from the basements All listed here Must flow under gravity ½ to ¾ full Must be of adequate size to avoid over flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 300 m 50 m 100 m 200 m 300 m 50 m 100 m 200 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, All listed here The baffles or tees are extended up to top level of scum The clear space between the baffle top and covering slab is about 7.5 cm Free board of 0.3 m may be provided All listed here The baffles or tees are extended up to top level of scum The clear space between the baffle top and covering slab is about 7.5 cm Free board of 0.3 m may be provided ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In SI units the power of sound is represented in Watts Kgs Newtons Joules Watts Kgs Newtons Joules ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed Parallel to the direction of flow None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow Parallel to the direction of flow None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow ANSWER DOWNLOAD EXAMIANS APP