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’ = 0.94 D D’ = 0.64 D D’ = 0.74 D D’ = 0.84 D D’ = 0.94 D D’ = 0.64 D D’ = 0.74 D D’ = 0.84 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum recommended diameter of sewers, is 5 cm 10 cm 15 cm 20 cm 5 cm 10 cm 15 cm 20 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering R.M.O. expenses include Operation expenses Running expenses Maintenance expenses All of these Operation expenses Running expenses Maintenance expenses All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by Bazin Chezy Kutter Manning Bazin Chezy Kutter Manning ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the grit in grit chambers is 4.5 million litres per day, its cleaning is done Electrically Manually Mechanically Hydraulically Electrically Manually Mechanically Hydraulically ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Flow velocity is kept 0.09 m/sec Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated All listed here Flow velocity is kept 0.09 m/sec Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated All listed here ANSWER DOWNLOAD EXAMIANS APP