Waste Water Engineering The flow velocity in detritus tanks is 1.25 m/sec None of these 0.09 m/sec 0.05 m/sec 1.25 m/sec None of these 0.09 m/sec 0.05 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks All listed here Length of the tank is normally kept 4 to 5 times the width Maximum horizontal flow velocity is limited to 0.3 m/minute Width of the tank is normally kept about 6 m All listed here Length of the tank is normally kept 4 to 5 times the width Maximum horizontal flow velocity is limited to 0.3 m/minute Width of the tank is normally kept about 6 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that Both (A) and (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is 30 m 24 m 16 m 20 m 30 m 24 m 16 m 20 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is 1 in 500 upward 1 in 100 downward 1 in 100 upward 1 in 503 upward 1 in 500 upward 1 in 100 downward 1 in 100 upward 1 in 503 upward ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to Carbonaceous demand All of these Initial demand First stage demand Carbonaceous demand All of these Initial demand First stage demand ANSWER DOWNLOAD EXAMIANS APP