Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Bazin’s formula Kutter’s formula Manning’s formula Chezy’s formula Bazin’s formula Kutter’s formula Manning’s formula Chezy’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.5 0.05 0.1 0.25 0.5 0.05 0.1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed 2.5 3 2 1.5 2.5 3 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Organic and inorganic materials are separated Detention period is kept 3 to 4 minutes All listed here Flow velocity is kept 0.09 m/sec Organic and inorganic materials are separated Detention period is kept 3 to 4 minutes All listed here Flow velocity is kept 0.09 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross-section of sewers in a combined sewerage system is Circular Rectangular New egged Parabolic Circular Rectangular New egged Parabolic ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum diameter of sewers adopted in the designs is 2.0 m 3.0 m 4.0 m 1.0 m 2.0 m 3.0 m 4.0 m 1.0 m ANSWER DOWNLOAD EXAMIANS APP