Waste Water Engineering The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known Bio-Chemical Oxygen Demand (B.O.D.) Chemical Oxygen Demand (C.O.D.) None of these Dissolved Oxygen (D.O.) Bio-Chemical Oxygen Demand (B.O.D.) Chemical Oxygen Demand (C.O.D.) None of these Dissolved Oxygen (D.O.) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is generally provided at each Bend All of these Junction Change of gradient Bend All of these Junction Change of gradient ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of fresh sewage is usually Equal to zero Equal to 7 Less than 7 More than 7 Equal to zero Equal to 7 Less than 7 More than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A drop manhole is provided if A branch sewer joins the main sewer at higher level None of these A sewer drops from a height A lamp is inserted to check obstruction A branch sewer joins the main sewer at higher level None of these A sewer drops from a height A lamp is inserted to check obstruction ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of sewage is determined with the help of None of these Potentiometer Turbid meter Imhoff Cone None of these Potentiometer Turbid meter Imhoff Cone ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In R.C. sewer pipes, the percentage longitudinal reinforcement to the cross-sectional area of concrete is kept 0.25 10 5 2 0.25 10 5 2 ANSWER DOWNLOAD EXAMIANS APP
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