Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 12 days 7 days 2 days 14 days 12 days 7 days 2 days 14 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gradient of sewers depends upon Discharge Velocity of flow Diameter of the sewer All listed here Discharge Velocity of flow Diameter of the sewer All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in Neither A nor B The presence of oxygen Both cases A and B The absence of oxygen Neither A nor B The presence of oxygen Both cases A and B The absence of oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.10 cumec 0.12 cumec 0.15 cumec 0.20 cumec 0.10 cumec 0.12 cumec 0.15 cumec 0.20 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to measure Total organic solids Settleable solids Total solids Total in organic solids Total organic solids Settleable solids Total solids Total in organic solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 16 to 24 hours 4 to 8 hours 24 to 36 hours 8 to 16 hours 16 to 24 hours 4 to 8 hours 24 to 36 hours 8 to 16 hours ANSWER DOWNLOAD EXAMIANS APP
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