Agitation and Aeration MCQs
Practice free Agitation and Aeration multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 102 questions — no login required.
Question 83easy
For laminar flow, Reynolds number is correlated with power number as (where K, a constant which depends on the container geometry and shape of stirrer; Rei is Reynolds number for agitator; Di, stirrer diameter and N, stirrer speed)
Question 84easy
For turbulent flow, Reynolds number is correlated with power number as (where K, a constant which depends on the container geometry and shape of stirrer; Rei, is Reynolds number for agitator; Di, stirrer diameter and N, stirrer speed)
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Question 85easy
In a bioreactor, if at a particular time the oxygen transfer rate is 23 kg.h-1, then the oxygen uptake will be
Question 87easy
Bioreactors, where vortex is formed, another dimensionless number, __________ is useful.
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Question 88easy
xygen transfer rate is increased with an increase in the stirrer speed in aerated bioreactor because
Question 89easy
If the stirring speed increased from 300 to 500 rpm leads to an increase in the reaction rate by two folds. Then it may be concluded that
Question 90easy
An increase in the heat transfer in the stirred tank reactor will be observed at