Wastewater Study guides, Class notes & Summaries

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Wastewater Treatment Class B Test Questions and Answers 100% Correct
  • Wastewater Treatment Class B Test Questions and Answers 100% Correct

  • Exam (elaborations) • 5 pages • 2023
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  • Wastewater Treatment Class B Test Questions and Answers 100% Correct
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Wastewater Operator Questions & Answers(RATED A)
  • Wastewater Operator Questions & Answers(RATED A)

  • Exam (elaborations) • 5 pages • 2023
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  • Biochemical Oxygen Demand -ANSWERorganic strength measured by amount of oxygen consumed over time composite sample -ANSWERsample combined from multiple grab samples grab sample -ANSWER1 sample representative of current conditions Dissolved Oxygeb -ANSWERmeasure of the amount of oxygen dissolved in water (mg/l) effluent -ANSWERtreated water discharged from a treatment plant eutrophication -ANSWERexcissive growth of plant/algae in receiving waters due to dissolved nutrients and thei...
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WASTEWATER COLLECTIONS 2 STUDY GUIDE QUESTIONS AND ANSWERS
  • WASTEWATER COLLECTIONS 2 STUDY GUIDE QUESTIONS AND ANSWERS

  • Exam (elaborations) • 3 pages • 2023
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  • Why should the pumps in a lift station not start and stop frequently? Pump in a lift station should not start and stop frequently because frequent motor starts cause excessive wear on equipment and may cause surges in the Wastewater flow. Also, frequent starting will increase power cost. What problems develop in a wet well that is too large? If a wet well is too large, solids will tend to accumulate on the bottom because the wet well will be acting as a settling tank, accumulated solids...
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WasteWater Operator class C exam practice review 2022/2023
  • WasteWater Operator class C exam practice review 2022/2023

  • Exam (elaborations) • 17 pages • 2022
  • When Chlorine is combined with water what type of pipe should be used? A. Ductile iron B. Asbestos concrete C. PVC D. Carbon Steel - ANSWER C. PVC A good settling sludge would consist of what type of protozoa? A. Rotifers and nematodes B. Amoebas and Flagellates C. Stalked ciliates and mastagoria D. Free swimmers and stalk ciliates - ANSWER D. Free swimmers and stalk ciliates What is Phenolphylein used for in titration A. Oxidizer B. Indicator C. Acid reducer to lower pH ...
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Wastewater Class 4 Exam Virginia| 100 questions| with complete solutions
  • Wastewater Class 4 Exam Virginia| 100 questions| with complete solutions

  • Exam (elaborations) • 8 pages • 2022
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  • In an electrical circuit, the grounding wire is indicated by which color? Correct Answer: Green According to the Ohms Law, which electrical unit measures pressure? Correct Answer: Volts According to the Ohms Law, which electrical unit measures resistance? Correct Answer: Ohms According to the Ohms Law, which electrical unit measures current? Correct Answer: Amps How do you convert cubic feet to gallons? Correct Answer: Multiply by 7.48 How do you convert gallons to pounds? Co...
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