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Chemical Engineering - Mass Transfer

Exercise : Mass Transfer - Section 5
31.
Which of the following equipments is not used for gas dispersion ?
Agitated vessels
Bubble cap tray towers
Perforated sieve tray towers
Spray towers
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult's law is obeyed, then changing the feed composition would effect
the product composition but not the fraction vaporised.
the product composition as well as the fraction vaporised.
the fraction vaporised but not the product composition.
neither the product composition nor the fraction vaporised.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
The equation, is for
steady state equimolar counter diffusion
Fick's first law of diffusion
steady state diffusion for stagnant case
liquid M.T.C. by penetration theory.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
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
decreases
remains unchanged
increases
decreases exponentially
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
The equation, is for
Fick's second law of diffusion.
stready state diffusion for stagnant case.
liquid M.T.C. by Higbie penetration theory.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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