Pool Operator's Final Exam Questions & Answers Already Passed!!

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 "Residual chlorine" refers to: - Answer-The amount left in the water after oxidation of organic material Which of the following is NOT considered a swimming pool disinfectant: - Answer-Chlorinated hydrocarbonsWhen chlorine is used as a disinfectant for swimming pools, the form in which it's disinfectant properties are the greatest is: - Answer-Hypochlorous acid