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Chemical Engineering - Mass Transfer

Exercise : Mass Transfer - Section 10
26.
Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer.
rotary
vacuum
tunnel
tray
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
A binary mixture of benzene and cyclohexane is separated by
flash vaporisation
extractive distillation
solvent extraction
ordinary distillation
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Component A is diffusing in a medium B. The flux NA relative to a stationary point is equal to the flux due to molecular difusion, if
mass transfer is accompanied by reaction.
diffusion of A is in stagnant medium B.
molecular mean free path is high.
there is equimolar counter diffusion.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Cox chart is useful in the design of
distillation column
evaporator
dryer
crystalliser
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Dew point of an air-water vapor mixture
decreases with decrease in pressure.
at constant humidity & total pressure is fixed.
corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve.
all 'a', 'b' & 'c'.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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