Waste Water Engineering In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient, Is only provided Is not enough Is trebled Is doubled Is only provided Is not enough Is trebled Is doubled ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Anaerobic decomposition Aerobic decomposition Parasitic decomposition None of these Anaerobic decomposition Aerobic decomposition Parasitic decomposition None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The clarigesters are Rectangular septic tanks Circular Imhoff double storey tanks without bottom hoppers Circular septic tanks Circular Imhoff double tanks with bottom hoppers Rectangular septic tanks Circular Imhoff double storey tanks without bottom hoppers Circular septic tanks Circular Imhoff double tanks with bottom hoppers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 212 cu.m 204 cu.m 208 cu.m 216 cu.m 212 cu.m 204 cu.m 208 cu.m 216 cu.m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 30 days 15 days 90 days 60 days 30 days 15 days 90 days 60 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Bazin’s formula Kutter’s formula Chezy’s formula Manning’s formula Bazin’s formula Kutter’s formula Chezy’s formula Manning’s formula ANSWER DOWNLOAD EXAMIANS APP
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