Q. Which of the following does the terminal velocity of a particle NOT depend on?

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Q. With respect to Sedimentation, the boundary between the thick suspension and solids will be decreasing and that between the clear liquid and the thick suspension will be increasing with the passage of time.

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Q. The experimental details of the batch sedimentation experiment are comprehended by plotting which of the following two?

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Q. Statement 1: For calculating the minimum thickener area, the angle bisector method is used.
Statement 2: In the angle bisector method, the point obtained the curve and the corresponding time is the time when the solids enter the compression zone.

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Q. The compression zone in batch sedimentation is considered the overflow.

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Q. Dorr-Oliver thickener is also called a _____

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Q. Which of the following is an application of sedimentation in the food industry?

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Q. In the centrifuge, heavier particles will have a larger radius.

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Q. Statement 1: In both, centrifuge and sedimentation, the terminal velocity of the particle is reached after a certain time.
Statement 2: The formula used for finding out the velocity is the same for both the processes.

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Q. Statement 1: The g-number is the ratio of the velocity in a centrifuge to that of the velocity in sedimentation.
Statement 2: The g-number is represented as Z.

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Q. Statement 1: In a dairy industry, it is desired to obtain the cream from milk using a centrifuge. Which will stay in the center?
Statement 2: It is desired to have __________ for the above process.

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Q. The area of neutral zone, in a centrifuge is __________

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Q. Statement 1: The radius of neutral zone depends on the radius of the centrifuge.
Statement 2: More is the radius, lesser is the zone of centrifuge.

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Q. Statement 1: Tubular bowl centrifuges can handle slurries.
Statement 2: Tubular bowl centrifuges can be used for 3 phase separation.

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Q. Basket centrifuge can be used for liquid-liquid separations.

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Q. Which of the following is true?

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Q. Which food industry is centrifuge NOT used in?

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Q. Which of the following with respect to mixing is true?

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Q. Statement 1: Root mean square is denoted by σ₂
Statement 2: σ₂ will show the variation of a composition obtained after mixing. Hence the lesser it is, the more efficient is the mixing.

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Q. Mixing index is applicable for mixing of solids at zero time.

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