Q. What does the bacterium use to grow?

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Q. Activated sludge process can be used for treating all types of wastewater.

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Q. ________ combines aeration basin and secondary clarifier into single unit.

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Q. What does SBR stand for?

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Q. SBR operates as ________ process.

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Q. When the aeration system shuts off, the basin begins to perform as a ______

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Q. _______ provides the dual purpose of providing DO and mixing of the mixed liquor and wastewater.

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Q. Calculate the volume of the aeration tank required for the following data:

Flow: 800 m³/d
BOD: 1000 mg/L
F/M ratio: 0.15(extended aeration)
MLSS : 3500 mg/L

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Q. For the removal of BOD through Activated Sludge Process (ASP) what would be the Solid retention time considered?

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Q. For the conversion of particulate organics through Activated Sludge Process (ASP) what would be the Solid retention time considered?

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Q. For the development of flocculent biomass for treating domestic water through Activated Sludge Process (ASP) what would be the Solid retention time considered?

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Q. For the development of flocculent biomass for treating industrial water through Activated Sludge Process (ASP) what would be the Solid retention time considered?

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Q. For the removal of nitrogen completely through Activated Sludge Process (ASP) what would be the Solid retention time considered?

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Q. For the removal of phosphorous through Activated Sludge Process (ASP) what would be the Solid retention time considered?

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Q. What is the typical value of the F/M ratio considered for an ASP process?

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Q. What is the typical value of the F/M ratio considered for an extended ASP process?

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Q. While designing an aeration tank for the ASP what is the volumetric organic loading rate considered?

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Q. Calculate the BOD load for the following data.

Flow: 800 m³/d
BOD load: 1000 mg/L

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Q. Aeration consumes less energy in activated sludge process compared to other processes.

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Q. What does OTR stand for?

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