Waste Water Engineering Stone ware pipes are Highly impervious Highly resistant to sulphide corrosion Hydraulically efficient because of their smooth interior surface Especially suited to pressure pipes Highly impervious Highly resistant to sulphide corrosion Hydraulically efficient because of their smooth interior surface Especially suited to pressure pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is More than 500 Between 200 to 300 Between 150 to 200 Less than 150 More than 500 Between 200 to 300 Between 150 to 200 Less than 150 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 100 1 in 60 None of these 1 in 120 1 in 100 1 in 60 None of these 1 in 120 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 90 days 15 days 60 days 30 days 90 days 15 days 60 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Alkaline fermentation None of these Acid regression Acid fermentation Alkaline fermentation None of these Acid regression Acid fermentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time of a circular tank of diameter d and water depth H, for receiving the sewage Q per hour, is d (0.022d + 0.085H)/Q d² (0.011d + 0.785H)/Q d (0.785d + 0.011H)/Q d (0.285d + 0.011H)/Q d (0.022d + 0.085H)/Q d² (0.011d + 0.785H)/Q d (0.785d + 0.011H)/Q d (0.285d + 0.011H)/Q ANSWER DOWNLOAD EXAMIANS APP