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The smaller the size of the bubble the __________ is the value of KLa.

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in Fermentation Technology by (72.1k points)
The smaller the size of the bubble the __________ is the value of KLa.

(a) Higher

(b) Lower

(c) Zero

(d) Constant

I have been asked this question during an interview for a job.

The above asked question is from Aeration and Agitation in section Aeration and Agitation of Fermentation Technology

1 Answer

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Best answer
Right option is (a) Higher

Explanation: The smaller the size of the bubble the higher is the value of KLa. The bubbles with smaller size occupy the larger interfacial area and the smaller bubbles start to coalesce, leading to a higher value of KLa.

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