CHEMICAL ENGINEERING | Heat Transfer

According to Reynolds analogy, Stanton number is equal to (where, f = Fanning friction factor)

Byadmin August 25, 2022

Question: According to Reynolds analogy, Stanton number is equal to (where, f = Fanning friction factor)
[A].

[B].

[C].

f/2

[D].

f/4

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ welding will be the most suitable for butt welding two 20 cms thick boiler drum mild steel plates.

Question: __________ welding will be the most suitable for butt welding two 20 cms thick boiler drum mild steel plates.
[A].

Electrical resistance
[B].
Electroslag
[C].
Plasma torch
[D].
Submerged arc

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ welding will be the most suitable for butt welding two 20 cms thick boiler drum mild steel plates.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Lead is most readily dissolved in

Question: Lead is most readily dissolved in
[A].

acetic acid
[B].
hydrochloric acid
[C].
nitric acid
[D].
sulphuric acid

Answer: Option A

Explanation:

No answer description available for this question.

Read More Lead is most readily dissolved in
CHEMICAL ENGINEERING | Mass Transfer

In distillation columns, the number of bubble caps per tray primarily depends upon the

Question: In distillation columns, the number of bubble caps per tray primarily depends upon the
[A].

allowable liquid velocity.
[B].
allowable gas velocity.
[C].
allowable gas and liquid velocities.
[D].
feed composition.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In distillation columns, the number of bubble caps per tray primarily depends upon the
CHEMICAL ENGINEERING | Chemical Process

Molecular weights of polymers are in the range of

Question: Molecular weights of polymers are in the range of
[A].

102 – 102
[B].
105 – 109
[C].
102 – 107
[D].
109 – 1011

Answer: Option C

Explanation:

No answer description available for this question.

Read More Molecular weights of polymers are in the range of
CHEMICAL ENGINEERING | Chemical Reaction Engineering

Following isothermal kinetic data are obtained in a basket type of mixed flow reactor for a porous catalyst. Determine the role of pore diffusion and external mass transfer processes.

Question: Following isothermal kinetic data are obtained in a basket type of mixed flow reactor for a porous catalyst. Determine the role of pore diffusion and external mass transfer processes.
[A].

Strong pore diffusion control and mass transfer not controlling.
[B].
Both pore diffusion and mass transfer not controlling.
[C].
Both pore diffusion and mass transfer controlling.
[D].
Mass transfer controlling.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Following isothermal kinetic data are obtained in a basket type of mixed flow reactor for a porous catalyst. Determine the role of pore diffusion and external mass transfer processes.
CHEMICAL ENGINEERING | Chemical Process

In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed :

Question: In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed :
[A].

furnace → converter → absorber
[B].
furnace → evaporator → absorber
[C].
furnace → converter → evaporator
[D].
converter → furnace → absorber

Answer: Option A

Explanation:

No answer description available for this question.

Read More In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed :

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