Question
Fundamentals of Biological Engineering Question on Newtonian and non-Newtonian fluids
Which one of the following statements is correct about Reynolds Number (NRe) in a stirred tank bioreactor?
A
NRe is independent of the viscosity of the medium
B
In laminar flow, mixing time increases with an increase in NRe
C
NRe is inversely proportional to the impeller speed
D
In turbulent flow, mixing time is independent of NRe
Answer
In turbulent flow, mixing time is independent of NRe
Explanation
Solution
The correct option is (D):In turbulent flow, mixing time is independent of NRe