Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is Parabolic New egged Rectangular Circular Parabolic New egged Rectangular Circular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known Chemical Oxygen Demand (C.O.D.) Bio-Chemical Oxygen Demand (B.O.D.) None of these Dissolved Oxygen (D.O.) Chemical Oxygen Demand (C.O.D.) Bio-Chemical Oxygen Demand (B.O.D.) None of these Dissolved Oxygen (D.O.) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the effect of scouring is more on Bottom side Top side Horizontal side All sides Bottom side Top side Horizontal side All sides ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 1 minute 3 minutes 5 minutes 2 minutes 1 minute 3 minutes 5 minutes 2 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The formula V = (1/n) r2/3 Manning’s formula Bazin’s formula Kutter’s formula Chezy’s formula Manning’s formula Bazin’s formula Kutter’s formula Chezy’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because It is cheaper in construction It provides maximum hydraulic mean depth It provides maximum area for a given perimeter All listed here It is cheaper in construction It provides maximum hydraulic mean depth It provides maximum area for a given perimeter All listed here ANSWER DOWNLOAD EXAMIANS APP
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