Biochemical Engineering | Fluid Flow

Newtonian fluid is one in which the viscosity

Byadmin July 20, 2022

Question: Newtonian fluid is one in which the viscosity
[A].

remains constant with time and power input

[B].

increases with the level of power input

[C].

decreases with the level of power input

[D].

drastically increases with the level of power input

Answer: Option A

Explanation:

No answer description available for this question.

Biochemical Engineering | Fermentation Reactors

Mixing in an anaerobic sludge blanket reactor is due to

Question: Mixing in an anaerobic sludge blanket reactor is due to
[A].

rapid change in water temperatures throughout the reactor
[B].
release of gases by the microbial populations
[C].
swimming of microbes
[D].
none of the above

Answer: Option B

Explanation:

No answer description available for this question.

Read More Mixing in an anaerobic sludge blanket reactor is due to
Biochemical Engineering | Immobilized Enzyme

The most commonly employed cross-linked polymer is the

Question: The most commonly employed cross-linked polymer is the
[A].

polyacrylamide gel
[B].
collagen
[C].
celluloses
[D].
cation exchange resin

Answer: Option A

Explanation:

No answer description available for this question.

Read More The most commonly employed cross-linked polymer is the
Biochemical Engineering | Downstream Processing

For cost analysis in a fermentor system, the depreciation cost varies from

Question: For cost analysis in a fermentor system, the depreciation cost varies from
[A].

5-6% of the capital cost
[B].
6-7% of the capital cost
[C].
6-10% of the capital cost
[D].
8-10% of the capital cost

Answer: Option C

Explanation:

No answer description available for this question.

Read More For cost analysis in a fermentor system, the depreciation cost varies from
Agitation And Aeration | Biochemical Engineering

The addition of antifoams to an aerated bioreactor will decrease oxygen transfer rates because antifoams

Question: The addition of antifoams to an aerated bioreactor will decrease oxygen transfer rates because antifoams
[A].

increase the tendency of bubbles to coalesce
[B].
tend to accumulate in the gas liquid interface
[C].
reduce the surface tension of the liquid
[D].
All of the above answers

Answer: Option D

Explanation:

No answer description available for this question.

Read More The addition of antifoams to an aerated bioreactor will decrease oxygen transfer rates because antifoams
Biochemical Engineering | Water Treatment

Biological oxidation processes usually referred as biological treatment, are the most common form of

Question: Biological oxidation processes usually referred as biological treatment, are the most common form of
[A].

primary treatment
[B].
secondary treatment
[C].
tertiary treatment
[D].
all of these

Answer: Option B

Explanation:

No answer description available for this question.

Read More Biological oxidation processes usually referred as biological treatment, are the most common form of
Biochemical Engineering | Fermentation Reactors

If biomass yields are constant, then the biomass productivity of a culture grown in continuous reactor will

Question: If biomass yields are constant, then the biomass productivity of a culture grown in continuous reactor will
[A].

always decrease with dilution rate
[B].
increase with dilution rate until washout
[C].
remain constant irrespective of the dilution rate
[D].
decrease with dilution rate until washout

Answer: Option B

Explanation:

No answer description available for this question.

Read More If biomass yields are constant, then the biomass productivity of a culture grown in continuous reactor will

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