Q. Which of the following quantities need not be fixed before starting the design of a co-current absorber ?

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Q. Mass transfer co-efficient of liquid is

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Q. Absorption accompanied with chemical reaction is exemplified by the absorption of

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Q. Which of the following unit operations makes use of Thiele-Geddes equation ?

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Q. As the reflux ratio in a distillation coloumn is increased from the minimum, the

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Q. Absorption factor is defined as (where, S1 = slope of the operating line S2 = slope of the equilibrium curve)

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Q. A plait point is the point on the solubility curve, where the tie line reduces to a point. What is the number of plait point for a ternery system containing two pairs of partially miscible liquids ?

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Q. Which of the following remains constant during sensible cooling process ?

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Q. Physical absorption is

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Q. Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

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Q. In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

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Q. Fenske equation determines the

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Q. The term "cooling range" in a cooling tower refers to the difference in the temperature of

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Q. Which of the following is the most suitable for extraction in a system having very low density difference ?

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Q. Pick out the correct statement.

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Q. __________ columns are used for liquid dispersion in a continuous gas phase.

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Q. Overall efficiency of the distillation column is

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Q. On addition of solute in the solvent, the __________ of the solution decreases.

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Q. Which is the controlling factor for a drum drier?

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Q. Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty ?

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