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Chemical Engineering - Mass Transfer

Exercise : Mass Transfer - Section 12
11.
Equilibrium-moisture curves of different solids
are different
are same
depend on the humidity of the gas
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Azeotropism for ethyl alcohol-water system disappears by
increasing temperature
decreasing pressure
increasing pressure
no means
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Degree of freedom for leaching and solvent extraction process is
1
3
0
2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the
mass transfer co-efficient.
thermal diffusivity.
kinematic viscosity.
volumetric diffusivity.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture ?
Anthracite coal
Rag paper
Bamboo
Inorganic solids
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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