A stream saturated with DO, has a flow of 1.5m3/s having BOD 25mg/l, DO 7mg/l and rate constant 0.14 per day. The average velocity of flow of the stream is 0.19 m/s.

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written 6.9 years ago by

akashgaikwad71 • 300

modified 5.5 years ago by

prashantsaini • 0

Calculate the DO deficit at point 25 km and 40 km downstream. Assume that the temperature is 20oC throughout and BOD is measured at 5 days. Take saturation DO at $20^O$C as 9.20 mg/l.

industrial waste treatment

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