Chemical Engineering - Mass Transfer

26.
The equilibrium liquid composition compared to the vapor composition in case of azeotropic mixture is
more
less
same
either more or less; depends on the system
Answer: Option
Explanation:
No answer description is available. Let's discuss.

27.
Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower.
wetted wall
bubble cap
perforated tray
packed
Answer: Option
Explanation:
No answer description is available. Let's discuss.

28.
Pick out the system with minimum boiling azeotrope at 1 atm.
benzene-toluene
ethyl alcohol-water
hydrochloric acid-water
all (a), (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

29.
Free flowing granular materials can be best dried in a __________ drier.
rotary
cylinder
drun
freeze
Answer: Option
Explanation:
No answer description is available. Let's discuss.

30.
In case of an ideal solution, the total vapor pressure varies __________ with the composition expressed as mole fraction,
inversely
linearly
exponentially
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.