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Chemical Engineering - Mass Transfer

Exercise : Mass Transfer - Section 10
11.
Dry bulb temperature of the gas is __________ the wet bulb temperature.
less than
more than
equal to
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Decoction refers to the use of solvent
at ambient temperature
at its boiling point
in its vapor form
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Flash distillation is suitable for separating the constituents of a binary system, which
form minimum boiling azeotrope.
have very wide boiling points.
have very close boiling points.
form constant boiling azeotrope.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model.
plug
perfectly mixed
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm2/sec.
0.25
2.5
1.25
0.0025
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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