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.Management Sciences
A. Absorption factor is constant, when the equilibrium and operating lines are straight
B. In case of a stripper, the equilibrium curve is always below the operating line
C. In case of an absorber, the operating line is always above the equilibrium curve
D. In the absorption of low solubility gases, the liquid film is the controlling resistance
Related Mcqs:
- Cox chart, which is useful in the design of distillation column particularly for petroleum hydrocarbons, is a plot of (where, P = vapor pressure, T = temperature) ?
- A. log P vs. T B. log P vs. log T C. T vs. P D. P vs. log T...
- In gas-liquid contact operation, the number of ideal stages, N = (xa – xb)/(xb – x*b). This is true when the stripping factor ‘S’ is ________________?
- A. S > 1 B. S < 1 C. S = 1 D. S = ∞...
- 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 the layout plan for a vacuum distillation unit, operating at 60 mm Hg, supported by a barometric condenser, the appropriate place for the location of vacuum drum for collecting the distillate will be_____________________?
- A. At ground level B. 2 metres above the ground C. 5 metres above ground D. 10 metres above ground...
- Out of two equilibrium curves, first one lies above the diagonal and the second lies below the diagonal in the x-y plot. It means that separation by distillation is_________________?
- A. Not possible in the second case unless vacuum is applied B. Not possible in the second case unless high pressure is applied C. More readily done in the second case compared to first one D. None of these...
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