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An industry discharges sewage into a river having flow rate of 8 m3/sec. BOD5 of sewage is 180 mg/l. Dissolved oxygen of the river before the sewage is discharged was 8.6 mg/l. The maximum permissible discharge(in lps rounded off to nearest integer) allowed into the river in order to maintain minimum D.O. for survival of aquatic life is9200 |
Answer» An industry discharges sewage into a river having flow rate of 8 m3/sec. BOD5 of sewage is 180 mg/l. Dissolved oxygen of the river before the sewage is discharged was 8.6 mg/l. The maximum permissible discharge(in lps rounded off to nearest integer) allowed into the river in order to maintain minimum D.O. for survival of aquatic life is
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