Waste Water Engineering For a peak discharge of 0.0157 cumec, with a velocity of 0.9 m/sec, the diameter of the sewer main, is 10 cm 12 cm 15 cm 18 cm 10 cm 12 cm 15 cm 18 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 50 cm 100 cm 90 cm 80 cm 50 cm 100 cm 90 cm 80 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Kutter’s formula Chezy’s formula Bazin’s formula Manning’s formula Kutter’s formula Chezy’s formula Bazin’s formula Manning’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is 100 mg/l 300 mg/l 200 mg/l 400 mg/l 100 mg/l 300 mg/l 200 mg/l 400 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is 500 cm/sec 413.5 cm/sec 313.5 cm/sec 213.5 cm/sec 500 cm/sec 413.5 cm/sec 313.5 cm/sec 213.5 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Setting out the alignments of sewers may start from Out-fall Any point Tail end City Out-fall Any point Tail end City ANSWER DOWNLOAD EXAMIANS APP
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