Waste Water Engineering The screens are fixed Perpendicular to the direction of flow Parallel to the direction of flow None of these At an angle 30° to 60° to the direction of flow Perpendicular to the direction of flow Parallel to the direction of flow None of these At an angle 30° to 60° to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The digested sludge from septic tanks, is removed after a maximum period of 3 years 3.5 years 4 years 5 years 3 years 3.5 years 4 years 5 years ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated Flow velocity is kept 0.09 m/sec All listed here Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated Flow velocity is kept 0.09 m/sec All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is 10000 5000 100 1000 10000 5000 100 1000 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge None of these Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Parasitic decomposition Aerobic decomposition None of these Anaerobic decomposition Parasitic decomposition Aerobic decomposition None of these Anaerobic decomposition ANSWER DOWNLOAD EXAMIANS APP