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 0.60 m/sec 0.50 m/sec 0.75 m/sec 0.70 m/sec 0.60 m/sec 0.50 m/sec 0.75 m/sec 0.70 m/sec 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’ = 0.74 D D’ = 0.64 D D’ = 0.84 D D’ = 0.94 D D’ = 0.74 D D’ = 0.64 D D’ = 0.84 D D’ = 0.94 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gradient of sewers depends upon Diameter of the sewer Discharge Velocity of flow All listed here Diameter of the sewer Discharge Velocity of flow All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement sewers are Susceptible to corrosion by sulphuric acid Light in weight Not structurally strong to bear large compressive stress All of these Susceptible to corrosion by sulphuric acid Light in weight Not structurally strong to bear large compressive stress All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Cleaner water Degradation Recovery Active decomposition Cleaner water Degradation Recovery Active decomposition ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to determine Dissolved solids Settleable solids Suspended solids None of these Dissolved solids Settleable solids Suspended solids None of these ANSWER DOWNLOAD EXAMIANS APP
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