A. Plug
B. Perfectly mixed
C. Both A. & B.
D. Neither A. nor B.
Related Mcqs:
- 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. - If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are_______________?
A. Straight
B. Parallel
C. Both A. & B.
D. Neither A. nor B. - If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be _______________ percent?
A. 100
B. > 100
C. < 100
D. None of these - The efficiency of a plate column will be maximum, when the flow is ideal __________________ the plate?
A. Across
B. Above
C. Both A. & B.
D. Neither A. nor B. - Plate efficiency in a distillation column is reduced due to the ______________________ of liquid?
A. Entrainment
B. Foaming
C. Weeping & dumping
D. All A., B. & C. - When the liquid over a plate is of uniform concentration, then ______________________?
A. Murphree efficiency > point efficiency
B. Murphree efficiency < point efficiency
C. Murphree efficiency = point efficiency
D. Murphree efficiency ≠ point efficiency - Plate efficiency in a distillation column is reduced due to the ______________ of liquid?
A. Entrainment
B. Foaming
C. Weeping & dumping
D. All A., B. & C. - Can the efficiency of a plate in the distillation tower be greater than 100% ?
A. Yes
B. Normally not; but is possible if infinite number of plates are put
C. Never
D. Yes; if the reflux ratio is maximum - Can the efficiency of a plate in the distillation tower be greater than 100% ?
A. Yes
B. Normally not; but is possible if infinite number of plates are put
C. Never
D. Yes; if the reflux ratio is maximum - In a distillation column, with increase in the reflux ratio, the heat removed in the cooler ______________________?
A. Increases
B. Decreases
C. Remains unaffected
D. And the heat required in reboiler decreases
