Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 15 days 60 days 90 days 30 days 15 days 60 days 90 days 30 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering R.M.O. expenses include Maintenance expenses Running expenses All of these Operation expenses Maintenance expenses Running expenses All of these Operation expenses ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of 100 cm 160 cm 140 cm 120 cm 100 cm 160 cm 140 cm 120 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 2 to 3 mm 8 to 10 mm 5 to 8 mm 3 to 5 mm 2 to 3 mm 8 to 10 mm 5 to 8 mm 3 to 5 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is D’ = 0.84 D D’ = 0.64 D D’ = 0.94 D D’ = 0.74 D D’ = 0.84 D D’ = 0.64 D D’ = 0.94 D D’ = 0.74 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most effective arrangement for diverting excess storm water into a natural drainage, is Siphon spill way Overflow weir None of these Leaping weir Siphon spill way Overflow weir None of these Leaping weir ANSWER DOWNLOAD EXAMIANS APP
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