Question: __________ diffusion is used for separating the isotopes of methane.
[A].Thermal
Pressure
Concentration
Force
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Chemical Engineering
For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is
Question: For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is
[A].calculated
unknown
known
not required
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
In a vapor-liquid contacting equipment, the overall gas phase mass transfer co-efficient (M.T.C), KG is related to individual co-efficients (KG and KL) as
Question: In a vapor-liquid contacting equipment, the overall gas phase mass transfer co-efficient (M.T.C), KG is related to individual co-efficients (KG and KL) as
[A].
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Minimum possible diameter of a packed coloumn is decided mainly by the
Question: Minimum possible diameter of a packed coloumn is decided mainly by the
[A].flooding
gas viscosity
liquid density
liquid hold up
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer.
Question: Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer.
[A].less than
more than
same as
very much less
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Drying of refractory is normally carried out in a __________ dryer.
Question: Drying of refractory is normally carried out in a __________ dryer.
[A].open pan
tray
rotary vacuum
truck/tunnel.
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Out of two equilibrium curves, first one lies above the diagonal and the second lies below the diagonal in the x-y plot. It means that separation by distillation is
Question: Out of two equilibrium curves, first one lies above the diagonal and the second lies below the diagonal in the x-y plot. It means that separation by distillation is
[A].not possible in the second case unless vacuum is applied.
not possible in the second case unless high pressure is applied.
more readily done in the second case compared to first one.
none of these
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Calculation of mass transfer co-efficient is mostly/normally done using __________ theory.
Question: Calculation of mass transfer co-efficient is mostly/normally done using __________ theory.
[A].surface renewal
film
penetration
none of these.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Langmuir equation is associated with
Question: Langmuir equation is associated with
[A].leaching
adsorption
steam distillation
multicomponent absorption.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Packed column distillation is limited to the column __________ metres.
Question: Packed column distillation is limited to the column __________ metres.
[A].height < 6
diameter < 0.6
both (a) & (b)
neither (a) nor (b).
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.