Fenske equation for determining the minimum number of theoretical stages in distillation column holds good, when the_________________?

Related Mcqs:

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...

Desulphurisation of petrol is done in a _____________________?

A. Bollman extractor B. Rotating disc extractor C. Packed extraction column D. Plate type extraction column...

Raoult’s law does not apply, when the___________________?

A. Size of component molecules are not equal B. Attractive forces between like and unlike molecules in the solution are approximately equal C. Component molecules are non-polar D. Chemical combination or molecular association between unlike molecules takes place in the formation of solution...

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 ?

A. Liquid side B. Gas side C. Interfacial D. Both liquid and gas side...

Which of the following is directly concerned with Psychrometry ?

A. Lewis relationship B. Galileo number C. Weber number D. Dean number...