Question: Q.2 Define Detention time and Surface Overflow rate? A rectangular sedimentation tank that is 12ft deep,15ft wide and 50ft long receives a municipal waste flow

Q.2 Define Detention time and Surface Overflow rate? A rectangular sedimentation tank that is 12ft deep,15ft wide and 50ft long receives a municipal waste flow of 338,000gal/day. Calculate the Surface Overflow Rate and Detention Time.

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