Question: Water is a
[A].newtonian fluid
pseudoplastic
dilatant
rheopectic
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
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The viscosity of a fluid changes with either stirrer speed or mixing time. But when mixing ceases, the viscosity returns to its original state. This fluid is best described as
Question: The viscosity of a fluid changes with either stirrer speed or mixing time. But when mixing ceases, the viscosity returns to its original state. This fluid is best described as
[A].newtonian
rheopectic
viscoelastic
thixotropic
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
If the viscosity of a fluid decreases with the length of time that it is being mixed, then this fluid is
Question: If the viscosity of a fluid decreases with the length of time that it is being mixed, then this fluid is
[A].newtonian
rheopectic
viscoelastic
thixotropic
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
If the viscosity of a fluid decreases with increasing stirrer speed, then the nature of the fluid is
Question: If the viscosity of a fluid decreases with increasing stirrer speed, then the nature of the fluid is
[A].newtonian
pseudoplastic
dilatant
thixotropic
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
The degree or extent to which a given genotype is expressed phenotypically in a particular individual is defined as
Question: The degree or extent to which a given genotype is expressed phenotypically in a particular individual is defined as
[A].penetrance
expressivity
inheritance strength
environmental influence
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
The SI unit for viscosity is
Question: The SI unit for viscosity is
[A].kg.m-1.s-1
kg.m-2.s-2
kg.m-3.s-1
kg.m-1.s-2
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A Brookfield viscometer cannot determine the shear stress because
Question: A Brookfield viscometer cannot determine the shear stress because
[A].the shear stress is not defined
a computer is required
the impeller type is given only by numbers
all of the above
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
The factor of safety for brittle materials (having elongation < 5%) is based on the __________ stress.
Question: The factor of safety for brittle materials (having elongation < 5%) is based on the __________ stress.
[A].yield
proof
ultimate
none of these
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
A Brookfield viscometer measures viscosity by determining
Question: A Brookfield viscometer measures viscosity by determining
[A].the shear stress
the shear rate
the shear stress and shear rate
the torque required to move an impeller at a set speed
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
A fluid in which the viscosity decreases with increasing stirrer speed and mixing time, can be represented as
Question: A fluid in which the viscosity decreases with increasing stirrer speed and mixing time, can be represented as
[A].newtonian fluid
pseudoplastic, thixotropic fluid
dilatant, rheopectic fluid
dilatant, pseudoplastic fluid
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.