Pool Operator's Final Exam Questions And Answers

The percentage of hypoclorous acid formation is most influenced by: - answer-pH Pool painting is usually done: - answer-Before opening in the spring When a pool is chlorinated with gas chlorine, the operator must also use: - answer-Soda Ash The term "chlorine demand" refers to: - answer-The amount of chlorine which will react with substances in the pool Re-circulation pumps used in swimming pools are the type called: - answer-Centrifugal pumps Reversing the flow of water through the filters is called: - answer-Backwash "Slurry feed" or "body feed" refers to: - answer-Diatomite added during a filter run The term pH is determined by the concentration of: - answer-Hydrogen ions Because carbonate ions combine with hydrogen ions, sodium carbonate will cause pH to: - answer-Rise When enough chlorine is added to cause complete oxidation of all organic compounds, a sudden drop in residual chlorine may be noticed. The point at which this occurs is called the: - answer-Break-point