Q. Which of these pollutants does a lamella clarifier remove?

View solution

Q. What is the maximum rise rate in m³/m²/h considered while designing a Lamella clarifier?

View solution

Q. Calculate the flow per plate in a lamella clarifier for the following data?

Flow: 20 m³/h
Area of plate: 1.2 m²
Rise rate: 1.2 m³/m²/h

View solution

Q. How many plates will be required in a lamella clarifier for the following data?

Flow: 40 m³/h
Area of plate: 1.2 m²
Rise rate: 1.2 m³/m²/h

View solution

Q. What is the angle at which the plates should be inclined in a lamella clarifier?

View solution

Q. How many plates will be required in a lamella clarifier for the following data?

Flow: 120 m³/h
Area of plate: 1.8 m²
Rise rate: 0.9 m³/m²/h

View solution

Q. Calculate the Oil load for the following data.

Flow rate: 1000 m³/day
Oil present: 50 ppm

View solution

Q. What is the capacity of the oil skimmer used?

Flow: 90 m³/h
Oil present: 50 ppm

View solution

Q. What is the size of ionic particles present in wastewater?

View solution

Q. The smallest particle size requiring removal from the fluid stream is called ______

View solution

Q. The total area of the filter is called effective filter media.

View solution

Q. The elements that cause a filter to loose hydraulic capacity are referred to as ______

View solution

Q. Straining refers to the removal of smaller particles from a fluid.

View solution

Q. ________ is used to limit the cleaning of the screen.

View solution

Q. The air is dissolved in water or wastewater by natural means.

View solution

Q. The suspended particles sink to the bottom during the process.

View solution

Q. Which of the following is not a coagulant?

View solution

Q. What does DAF stand for?

View solution

Q. How much time does the circular DAF need to complete the process?

View solution

Q. How many types of DAF are present?

View solution