Question: Degree of freedom for leaching and solvent extraction process is
[A].1
3
0
2
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Chemical Engineering
For a binary mixture distillation process, the degree of freedom is 2. However, if the pressure is fixed in this process, the number of independent variables in this process will be
Question: For a binary mixture distillation process, the degree of freedom is 2. However, if the pressure is fixed in this process, the number of independent variables in this process will be
[A].1
0
2
3
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Drying operation under vacuum is carried out to
Question: Drying operation under vacuum is carried out to
[A].dry those materials which have very high unbound mositure content.
reduce drying temperature.
increase drying temperature.
dry materials having high bound moisture content.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
In rectifying section of a continuous distillation column, the
Question: In rectifying section of a continuous distillation column, the
[A].vapour is enriched with low boilers.
vapour is enriched with high boilers.
liquid is stripped of high boilers.
none of these.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated.
Question: In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated.
[A].molecular
azeotropic
extractive
flash.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
__________ number indicates the ratio of the rates of the heat and mass transfer incase of a cooling tower.
Question: __________ number indicates the ratio of the rates of the heat and mass transfer incase of a cooling tower.
[A].Sherwood
Stanton
Lewis
Peclet
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter
Question: In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter
[A].> 4 :1
< 8 : 1
> 8:1
< 6:1
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
In batch distillation with constant reflux, overhead product composition __________ with time.
Question: In batch distillation with constant reflux, overhead product composition __________ with time.
[A].increases
decreases
does not vary
may increase on decrease, depends on the system.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
__________ column is used in gas absorption process.
Question: __________ column is used in gas absorption process.
[A].Wetted wall
Seive/perforated tray
Bubble cap
Packed
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
During drying of a solid, the critical moisture content increases with
Question: During drying of a solid, the critical moisture content increases with
[A].decreased drying rate
increased thickness of the solid
increased drying rate
both (b) and (c).
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.