Podcast
Questions and Answers
What is the chlorine demand in mg/L?
What is the chlorine demand in mg/L?
- 2 mg/L
- 9 mg/L
- 3 mg/L (correct)
- 16 mg/L
Calculate the Sludge Volume Index (SVI) for the mixed liquor sample.
Calculate the Sludge Volume Index (SVI) for the mixed liquor sample.
- 138
- 153
- 119 (correct)
- 108
What is the rate of grit collection in cu.ft/MG in the given grit channel?
What is the rate of grit collection in cu.ft/MG in the given grit channel?
- 25 (correct)
- 345
- 301
- 32
What is the ultimate measure of the effectiveness of chlorination in disinfection?
What is the ultimate measure of the effectiveness of chlorination in disinfection?
What does TKN measure?
What does TKN measure?
How much will sludge with a specific gravity of 1.1 weigh?
How much will sludge with a specific gravity of 1.1 weigh?
What effect does algae living on carbon dioxide and nutrients in a facultative pond have on pH?
What effect does algae living on carbon dioxide and nutrients in a facultative pond have on pH?
When is the pH of the facultative pond the highest?
When is the pH of the facultative pond the highest?
What is the main function of algae in a facultative wastewater treatment pond?
What is the main function of algae in a facultative wastewater treatment pond?
What is the purpose of comminution in wastewater treatment?
What is the purpose of comminution in wastewater treatment?
What is the major purpose of an inlet baffle in a settling tank?
What is the major purpose of an inlet baffle in a settling tank?
What is the major purpose of primary treatment units in wastewater treatment?
What is the major purpose of primary treatment units in wastewater treatment?
Which of the following is not a characteristic of hydrogen sulfide?
Which of the following is not a characteristic of hydrogen sulfide?
What problem can be associated with trickling filters in wastewater treatment?
What problem can be associated with trickling filters in wastewater treatment?
What are the primary organisms responsible for treating wastewater in the trickling filter process?
What are the primary organisms responsible for treating wastewater in the trickling filter process?
What does sloughing from a trickling filter refer to?
What does sloughing from a trickling filter refer to?
What is the detention time for a sedimentation tank that is 48 feet wide, 210 feet long, and 9 feet deep with a flow of 5 MGD?
What is the detention time for a sedimentation tank that is 48 feet wide, 210 feet long, and 9 feet deep with a flow of 5 MGD?
What is the weir loading for a sedimentation tank that has an outlet weir 480 ft long and a flow of 5 MGD?
What is the weir loading for a sedimentation tank that has an outlet weir 480 ft long and a flow of 5 MGD?
How many pounds of solids are pumped to a digester each day if the digester receives 10,000 gpd of sludge at 5% density?
How many pounds of solids are pumped to a digester each day if the digester receives 10,000 gpd of sludge at 5% density?
