Mass Transfer MCQs | Page - 4

Dear candidates you will find MCQ questions of Mass Transfer here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

R

Ram Sharma • 193.86K Points
Coach

Q. Measurement of the interfacial area of mass transfer is achieved easily & accurately in case of a __________ coloumn.

(A) Wetted wall
(B) Bubble cap plate
(C) Packed
(D) Spray
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R

Ram Sharma • 193.86K Points
Coach

Q. The equilibrium liquid composition compared to the vapor composition in case of azeotropic mixture is

(A) Less
(B) More
(C) Same
(D) Either more or less; depends on the system
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R

Ram Sharma • 193.86K Points
Coach

Q. When the gas to be dissolved in liquid is a/an __________ then normally co-current adsorber are used.

(A) Mixture of two gases
(B) Pure gas
(C) Ideal gas
(D) Sparingly soluble gas
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R

Ram Sharma • 193.86K Points
Coach

Q. Coffee is prepared from coffee beans by leaching with

(A) Cold water
(B) Hot water
(C) Dilute hot caustic solution
(D) Naphtha
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R

Ram Sharma • 193.86K Points
Coach

Q. The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model.

(A) Plug
(B) Perfectly mixed
(C) Both A & B
(D) Neither A nor B
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R

Ram Sharma • 193.86K Points
Coach

Q. Which of the following equipments is not used for gas dispersion?

(A) Agitated vessels
(B) Bubble cap tray towers
(C) Perforated sieve tray towers
(D) Spray towers
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R

Ram Sharma • 193.86K Points
Coach

Q. In case of a desorber (stripper), the

(A) Operating line always lies above the equilibrium curve
(B) Operating line always lies below the equilibrium curve
(C) Temperature remains unaffected
(D) Temperature always increases
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R

Ram Sharma • 193.86K Points
Coach

Q. In case of an absorber, the operating

(A) Line always lies above the equilibrium curve
(B) Line always lies below the equilibrium curve
(C) Line can be either above or below the equilibrium curve
(D) Velocity is more than the loading velocity
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R

Ram Sharma • 193.86K Points
Coach

Q. Flooding in a distillation column is detected by a sharp

(A) Increase in Murphree plate efficiency
(B) Decrease in pressure drop
(C) Decrease in liquid hold up in the coloumn
(D) Increase in pressure drop
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R

Ram Sharma • 193.86K Points
Coach

Q. With increase in the liquid flow rate at a fixed gas velocity in a randomly packed counter current gas-liquid absorption column, the gas pressure drop

(A) Decreases
(B) Remains unchanged
(C) Increases
(D) Decreases exponentially
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