Q. Which of these is the most efficient?

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Q. While designing a clarifier what is the maximum limit velocity that is assumed?

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Q. While designing a clariflocculator what is the maximum limit velocity that is assumed?

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Q. While designing an HRSCC what is the velocity assumed?

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Q. While designing a clariflocculator what is the maximum detention time assumed for the flocculation zone?

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Q. While designing an HRSCC what is the detention time assumed for the draft tube?

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Q. While designing an HRSCC what is the detention time assumed for the detention hood?

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Q. While designing an HRSCC what is the Solid loading rate assumed for the Clarification zone?

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Q. Calculate the diameter of the draft tube for the following data.

Flow: 1100 m³/h.
Height of the draft tube: 1.5 m

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Q. Calculate the clarifier volume for a HRSCC for the following data.

Flow: 500 m³/h.

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Q. Tube settlers are used to increase the settling capacity of ______

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Q. A floc particle must settle after agglomerating to form larger particles.

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Q. What is the angle of slope in tube settlers?

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Q. The fine flocs escape and cannot b captured by tube settlers.

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Q. The settling depth provided by tube settlers is _________ than the actual settling depth.

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Q. What is the angle at which a tube settler is usually inclined at?

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Q. What would happen if the tube settler is inclined greater than 60 degrees?

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Q. What would happen if the tube settler is inclined at an angle lesser than 45 degrees?

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Q. What is the nominal spacing between the plates?

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Q. Tube settlers are operated in which mode?

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