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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 1
1.
The fluid property, due to which, mercury does not wet the glass is
surface tension
viscosity
cohesion
adhesion
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Laminar flow of a Newtonion fluid ceases to exist, when the Reynolds number exceeds
4000
2100
1500
3000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
When the momentum of one fluid is used for moving another fluid, such a device is called a/an
jet pump
blower
acid egg
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The normal stress is the same in all directions at a point in a fluid, when the fluid is
non-viscous.
incompressible.
both (a) and (b).
having no motion of one fluid layer relative to the other.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Head developed by a centrifugal pump depends on its
speed
impeller diameter
both (a) and (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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