Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 2022/2023

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Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 2022/2023

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2023/2024

Institution FCA - Fellow Of The Conference Of Consulting Actuaries

Course FCA - Fellow of the Conference of Consulting Actuaries

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What is the methane content in a properly operating anaerobic digester? Correct Answer: 65 to 70% by volume What will the addition of chlorine gas do to the pH of wastewater? Correct Answer: decrease the pH What is the purpose of a Par shall Flume? Correct Answer: Measure the flow rate What is the typical removal efficiency of settle able solids in a primary clarifier? Correct Answer: 95 to 99% Which of the following is true about pumping scum from a primary clarifier? Correct Answer: scum causes more piping problems than other substances pumped at a wastewater treatment plant What might cause thick billows of white sudsy foam in the aeration tank? Correct Answer: MLSS is too low What does the M in F/M ratio represent? Correct Answer: The mixed liquor volatile suspended solids in the aeration tank In general, how will warmer temp affect the settling rate of solids in a clarifier? Correct Answer: Increase the settling rate What could happen if the digester gas is mixed with air(85 to 95% by volume)? Correct Answer: Cause an explosion

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Uploaded on: February 20, 2024
Number of pages: 4
Written in: 2023/2024
Type: Exam (elaborations)
Contains: Questions & answers

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Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 2022/2023

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