Bioprocess Engineering Mixing Online Exam Quiz
Bioprocess Engineering Mixing GK Quiz. Question and Answers related to Bioprocess Engineering Mixing. MCQ (Multiple Choice Questions with answers about Bioprocess Engineering Mixing
What is the width of baffle in order of the tank diameter used for mixing?
Options
A : 1/5- 1/10
B : 1/12-1/15
C : 1/10-1/12
D : 1/5-1/12
What is the ratio of tank diameter to impeller diameter for Newtonian fluids?
Options
A : 3:1
B : 2:1
C : 1:3
D : 1:2
A fermentation broth with viscosity 10-2 Pa s and density 1000 kg m-3 is agitated in a 3.00 m3 baffled tank using a Rushton turbine with diameter 0.5 m and stirrer speed 1 s-1. Estimate the mixing time.
Options
A : 37 s
B : 33 s
C : 35 s
D : 39 s
“Pitch of a propeller”, Here what does pitch refer to?
Options
A : Advance per resolution
B : Advance per rotation
C : Advance per Sharpness
D : Advance per revolution
Which type of fermenter is used mainly for mixing?
Options
A : Air-Lift fermenter
B : Stirred Tank fermenter
C : Fluidised Bed bioreactor
D : Packed Bed bioreactor
Which of the following is the slowest step in mixing process?
Options
A : Distribution
B : Diffusion
C : Dispersion
D : Decomposition
Which is the most frequently used impeller in the fermentation industry regarded as 6- flat-blade disc-mounted turbine?
Options
A : Propeller turbine
B : Rushton turbine
C : Bladeless turbine
D : Screw turbine
Are Propellers and Impellers different in function from each other?
Options
A : True
B : False
C :
D :
“Rotational stirrers are advantageous for mixing”?
Options
A : True
B : False
C :
D :
Mixing is sufficiently done away from the impeller?
Options
A : True
B : False
C :
D :
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