Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 250 mg/l 50 mg/l 150 mg/l 100 mg/l 250 mg/l 50 mg/l 150 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Both A and B Comminutor Shredder Neither A nor B Both A and B Comminutor Shredder Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because All listed here It provides maximum area for a given perimeter It is cheaper in construction It provides maximum hydraulic mean depth All listed here It provides maximum area for a given perimeter It is cheaper in construction It provides maximum hydraulic mean depth ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, Free board of 0.3 m may be provided The baffles or tees are extended up to top level of scum All listed here The clear space between the baffle top and covering slab is about 7.5 cm Free board of 0.3 m may be provided The baffles or tees are extended up to top level of scum All listed here The clear space between the baffle top and covering slab is about 7.5 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called A heap None of these Plateau Windrow A heap None of these Plateau Windrow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry water flow in a combined sewer, is Industrial sewage Storm water Inclusive of domestic and industrial sewage but excludes storm water Domestic sewage Industrial sewage Storm water Inclusive of domestic and industrial sewage but excludes storm water Domestic sewage ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS