Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.35 m/sec 0.40 m/sec 0.30 m/sec 0.45 m/sec 0.35 m/sec 0.40 m/sec 0.30 m/sec 0.45 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 25 cm 10 cm 20 cm 15 cm 25 cm 10 cm 20 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The density of population over 40 hectares is 250/hectare. If water supply demand per day is 200 litres and sewage discharge is 80% of water supply, the sewage flow in sewers of separate system, is 0.05552 cumec 0.0556 cumec 0.05554 cumec 0.05556 cumec 0.05552 cumec 0.0556 cumec 0.05554 cumec 0.05556 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect size of stone ware sewers 67.5 cm 52.5 cm None of these 82.5 cm 67.5 cm 52.5 cm None of these 82.5 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Filtration process is used Neither A nor B Biological action is used Both A and B Filtration process is used Neither A nor B Biological action is used Both A and B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Chezy’s formula Kutter’s formula Bazin’s formula Manning’s formula Chezy’s formula Kutter’s formula Bazin’s formula Manning’s formula ANSWER DOWNLOAD EXAMIANS APP
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