Waste Water Engineering pH value of sludge during alkaline regression stage, is Less than 7 Less than 6 More than 6 More than 7 Less than 7 Less than 6 More than 6 More than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is 0.70 m/sec 0.50 m/sec 0.60 m/sec 0.75 m/sec 0.70 m/sec 0.50 m/sec 0.60 m/sec 0.75 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 0.85 70 to 75% 65 to 70% 75 to 80% 0.85 70 to 75% 65 to 70% 75 to 80% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For house drainage minimum gradient is 1 in 10 1 in 60 1 in 80 1 in 400 1 in 10 1 in 60 1 in 80 1 in 400 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer manholes are generally provided at The junctions of sewers The change of gradient The change of direction All of these The junctions of sewers The change of gradient The change of direction All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The digested sludge from septic tanks, is removed after a maximum period of 3 years 5 years 3.5 years 4 years 3 years 5 years 3.5 years 4 years ANSWER DOWNLOAD EXAMIANS APP
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