Exercise: Fluid Flow

Questions for: Fluid Flow

Water is a
A:
newtonian fluid
B:
pseudoplastic
C:
dilatant
D:
rheopectic
Answer: A
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The best described action of Pluronic F68 (non-ionic detergent) in a cell culture medium is that, it
A:
acts on the surface properties of the cells and the culture medium
B:
provides nutrients for the cells
C:
acts as a flocculant
D:
acts as a coagulant
Answer: A
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Which of the following factors will affect the sensitivity of animal cells to shear conditions?
A:
Cell size
B:
Availability of nutrients in the medium
C:
The presence of shear protectorants in the medium
D:
All of the above
Answer: D
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A Brookfield viscometer measures viscosity by determining
A:
the shear stress
B:
the shear rate
C:
the shear stress and shear rate
D:
the torque required to move an impeller at a set speed
Answer: D
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Which of the following compound, if added to a solution will lead to the greatest increase in viscosity?
A:
A globular protein
B:
Glucose
C:
A long chain protein such as albumin
D:
Water
Answer: C
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Ad Slot (Above Pagination)
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