CHEMICAL ENGINEERING | Mass Transfer

Absorption factor method is used to calculate the number of ideal stages, when

Byadmin August 29, 2022

Question: Absorption factor method is used to calculate the number of ideal stages, when
[A].

operating line lies above the equilibrium line.

[B].

operating line lies below the equilibrium line.

[C].

both operating and equilibrium lines are parallel.

[D].

pressure drop in the column is very high.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

Linde process of gas liquefaction employs

Question: Linde process of gas liquefaction employs
[A].

exchange of heat with colder stream.
[B].
adiabatic expansion through a throttle valve (Joule-Thomson expansion).
[C].
adiabatic expansion against a piston or in a turbine.
[D].
merely compressing the gas beyond its critical pressure.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Linde process of gas liquefaction employs
Mass Transfer

On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in______________________?

On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in______________________?

A. Greater degree of separation with a fixed number of trays
B. Increased reboiler load
C. Increased reflux ratio
D. None of these

Read More On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in______________________?
CHEMICAL ENGINEERING | Materials and Construction

Carbon is present in steel wholly in the

Question: Carbon is present in steel wholly in the
[A].

combined form.
[B].
free state as graphite.
[C].
both (a) and (b).
[D].
neither (a) nor (b).

Answer: Option A

Explanation:

No answer description available for this question.

Read More Carbon is present in steel wholly in the
CHEMICAL ENGINEERING | Chemical Engineering Basics

While the bin cards are used in the effective stores management, the queing theory is associated with the __________ time.

Question: While the bin cards are used in the effective stores management, the queing theory is associated with the __________ time.
[A].

waiting
[B].
idle
[C].
inspection
[D].
tool replacement

Answer: Option A

Explanation:

No answer description available for this question.

Read More While the bin cards are used in the effective stores management, the queing theory is associated with the __________ time.
CHEMICAL ENGINEERING | Fluid Mechanics

A conical tank with a bottom opening of cross-sectional area A is filled with water and is mounted on supports as shown in the figure. What is the force F with which plate X must be pushed up to prevent water from leaking ? Assume that the density of air is negligible as compared to the density of water ρL.

Question: A conical tank with a bottom opening of cross-sectional area A is filled with water and is mounted on supports as shown in the figure. What is the force F with which plate X must be pushed up to prevent water from leaking ? Assume that the density of air is negligible as compared to the density of water ρL.
[A].

ρL . Vg
[B].
ρL . A.Hg
[C].
ρL . Vg/2
[D].
ρL .Vg/3

Answer: Option B

Explanation:

No answer description available for this question.

Read More A conical tank with a bottom opening of cross-sectional area A is filled with water and is mounted on supports as shown in the figure. What is the force F with which plate X must be pushed up to prevent water from leaking ? Assume that the density of air is negligible as compared to the density of water ρL.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Work study deals with the __________ study.

Question: Work study deals with the __________ study.
[A].

time
[B].
motion
[C].
both (a) & (b)
[D].
neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.

Read More Work study deals with the __________ study.

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