Waste Water Engineering The digested sludge from septic tanks, is removed after a maximum period of 3 years 5 years 4 years 3.5 years 3 years 5 years 4 years 3.5 years ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to None of these Aerobic decomposition Parasitic decomposition Anaerobic decomposition None of these Aerobic decomposition Parasitic decomposition Anaerobic decomposition ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrites Aluminoid nitrogen Free ammonia Nitrates Nitrites Aluminoid nitrogen Free ammonia Nitrates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The formula V = (1/n) r2/3 Chezy’s formula Kutter’s formula Manning’s formula Bazin’s formula Chezy’s formula Kutter’s formula Manning’s formula Bazin’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The width of a rectangular sewer is twice its depth while discharging 1.5 m/sec. The width of the sewer is 0.68 m 1.36 m 0.88 m 1.76 m 0.68 m 1.36 m 0.88 m 1.76 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is 2 3 4 1.5 2 3 4 1.5 ANSWER DOWNLOAD EXAMIANS APP
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