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Q. Extraction of coffee from its seed is done by
Explore Relevant Multiple Choice Questions (MCQs)
Q. In azeotropic mixture, the equilibrium vapour composition is
Q. With lapse of time, the overhead composition of light component in case of batch distillation with constant reflux
Q. Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of
Q. According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity)
Q. Which of the following assumes constant molal vaporisation and overflow ?
Q. Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be
Q. Selectivity of the solvent used in solvent extraction should be
Q. Pick out the wrong statement pertaining to leaching.
Q. Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve.
Q. Can a cooling tower cool water below the wet bulb temperature of inlet air ?
Q. The solvent used in liquid-liquid extraction should have __________ less than one.
Q. The suitable evaporator for concentration of foaming liquids is a __________ evaporator.
Q. The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model.
Q. Tea percolation employs
Q. Flooding in a column results due to
Q. Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty ?
Q. A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture?
Q. Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled
Q. The process employing desorption of the absorbed solute by a solvent is called
Q. Steam distillation is used for separation of high boiling
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