A. Continuous
B. Steam
C. Differential
D. Flash
Correct Answer: Differential ✔
Last Updated: February 15, 2019
Related MCQs
- In extraction, as the temperature increases, the area of heterogeneity (area covered by binodal curve)__________?
- Blowdown in a cooling tower__________?
- Plate efficiency in a distillation column is reduced due to the __________ of liquid?
- The wet and ‘dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C?
- Pick out the wrong statement. Raoult’s law does not apply, when the__________?
- Pick out the wrong statement pertaining to the analogy between equations of heat and mass__________?
- Water entrained by circulating air in cooling towers is termed as__________?
- Alcohol is dehydrated using __________ distillation?
- Pick out the wrong statement ?
- Pick out the wrong statement pertaining to the cooling towers ?
- Pick out the wrong statement?
- Pick out the wrong statement ?
- Pick out the wrong statement?
- Pick out the wrong statement ?
- Pick out the wrong statement ?
- With increase in temperature, the mutual solubility of two liquids__________?
- The diffusivity D. in a binary gas mixture is related to the pressure (P) as__________?
- Mass transfer co-efficient is directly proportional to DAB according to the __________ theory?
- Dorr thickener is an equipment used for__________?
- Can the efficiency of a plate in the distillation tower be greater than 100% ?
- With the lowering of equilibrium pressure, at a given temperature, the amount of adsorbate on the adsorbent ?
- H2S present in naphtha reformed gas is removed by absorbing with__________?
- In liquid extraction, if the selectivity is unity, then__________?
- Drying of a wet solid under constant drying conditions means the exposure of the wet solid to the air of constant__________?
- Design calculation for multiple component distillation is done by__________?
- Laboratory determination of the diffusivity of vapor is done by __________ method?
- Paper industry employs __________ driers ?
- Use of packed towers for distillation is generally limited to the__________?
- __________ extractor is used for the concentration of radioactive nuclear waste?
- In case of unsaturated air__________?
- The individual mass transfer co-efficients (moles/m2s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?
- Minimum reflux ratio in a distillation column results in__________?
- High pressure at the bottom of a distillation tower handling heat sensitive materials results in__________?
- 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__________?
- Which of the following is directly concerned with Psychrometry ?
- Measurement of the interfacial area of mass transfer is achieved easily & accurately in case of a __________ column?
- At the boiling point of the liquid at the prevailing pressure, the saturated absolute humidity becomes__________?
- Ammonia present in the coke oven gas is removed by washing with__________?
- Most important factor to be considered in the selection of packings for absorbers is the __________ of packing?
- Which of the following provides maximum contact surface for a liquid-vapour system ?
- Experimental determination of __________ is done by wetted wall column method?
- Which is not concerned directly with mass transfer ?
- To get high tray efficiency__________?
- For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement?
- Lewis number (Le) is__________?
- In a gas-liquid absorption column, for obtaining the maximum absorption efficiency__________?
- Humidity chart is useful for the solution of problems concerning condensation, vaporisation and air conditioning. At a given dry bulb temperature, value of humidity obtained from the humidity chart directly, is in terms of __________ humidity?
- Powdery materials can be guarded against caking tendency on storage by__________?
- Leaching of uranium ore and gold ore is done in__________?
- For a ternary mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a __________ of the equilateral triangular co-ordinates?
- The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is__________?