Agitation And Aeration | Biochemical Engineering

Which of the following(s) is/are non-mechanically agitated reactors?

Byadmin July 19, 2022

Question: Which of the following(s) is/are non-mechanically agitated reactors?
[A].

Stirrer tank reactor

[B].

Bubble column

[C].

Air lift reactor

[D].

Both (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

Biochemical Engineering | Fluid Flow

A Brookfield viscometer measures viscosity by determining

Question: A Brookfield viscometer measures viscosity by determining
[A].

the shear stress
[B].
the shear rate
[C].
the shear stress and shear rate
[D].
the torque required to move an impeller at a set speed

Answer: Option D

Explanation:

No answer description available for this question.

Read More A Brookfield viscometer measures viscosity by determining
Biochemical Engineering | Sterilization

The collection efficiency by diffusion increases with

Question: The collection efficiency by diffusion increases with
[A].

decreasing particle size
[B].
decreasing air velocity
[C].
both (a) and (b)
[D].
increasing particle size

Answer: Option C

Explanation:

No answer description available for this question.

Read More The collection efficiency by diffusion increases with
Agitation And Aeration | Biochemical Engineering

The main function of the dimples provided in the cooling jacket is to

Question: The main function of the dimples provided in the cooling jacket is to
[A].

increase the level of turbulence of the cooling water in the jacket
[B].
increase the residence time of the cooling water in the jacket
[C].
increase the cooling water-jacket wall boundary layer size
[D].
all of the above

Answer: Option A

Explanation:

No answer description available for this question.

Read More The main function of the dimples provided in the cooling jacket is to
Biochemical Engineering | Fermentation Kinetics

The diameter of the baffles in a standard stirred tank bioreactor ranges from

Question: The diameter of the baffles in a standard stirred tank bioreactor ranges from
[A].

1/10th – 1/12th of the tank diameter
[B].
1/3rd – 1/4th of the tank diameter
[C].
1/15th – 1/20th of the tank diameter
[D].
1/20th – 1/25th of the tank diameter

Answer: Option A

Explanation:

No answer description available for this question.

Read More The diameter of the baffles in a standard stirred tank bioreactor ranges from
Biochemical Engineering | Downstream Processing

A system which require less solvent and produces a more concentrated extract phase, is desired with a

Question: A system which require less solvent and produces a more concentrated extract phase, is desired with a
[A].

large distribution coefficients
[B].
small distribution coefficients
[C].
very small distribution coefficients
[D].
constant distribution coefficients

Answer: Option A

Explanation:

No answer description available for this question.

Read More A system which require less solvent and produces a more concentrated extract phase, is desired with a
Biochemical Engineering | Fluid Flow

The approach which is commonly used to determine the level of damage to animal cells in a culture medium is to monitor

Question: The approach which is commonly used to determine the level of damage to animal cells in a culture medium is to monitor
[A].

the concentration of lactate in the medium
[B].
the level of lactate oxidase activity in the medium
[C].
the level of lactate dehydrogenase activity
[D].
the level of lactase activity in the medium

Answer: Option C

Explanation:

No answer description available for this question.

Read More The approach which is commonly used to determine the level of damage to animal cells in a culture medium is to monitor

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