In an airlift bioreactor, the spent gases released from the liquid are called

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.

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.

Question: Power number is ratio of
[A].

imposed forced to intertial force

[B].

bouyant force to inertial force

[C].

gravitation force to inertial force

[D].

imposed force to gravitational force

Answer: Option A

Explanation:

No answer description available for this question.