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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 8
31.
Pick out the wrong statement.
In a static mass of liquid, the pressure at a point is the same for all liquids.
Pressure decreases exponentially with elevation in an isothermal atmosphere.
Atmospheric pressure = absolute pressure-gage pressure.
As per Pascal's law, the pressure at a point in a static or uniformly moving fluid is equal in all directions.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
The velocity profile for a Bingham plastic fluid flowing (under laminar conditions) in a pipe is
parabolic
flat
flat near the wall and parabolic in the middle
parabolic near the wall and flat in the middle.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Fanning friction factor for laminar flow of fluid in a circular pipe is
not a function of the roughness of pipe wall.
inversely proportional to Reynolds number.
both (a) & (b).
neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
Mach number is the ratio of the speed of the
fluid to that of the light.
light to that of the fluid.
fluid to that of the sound.
sound to that of the fluid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
A piezometer opening measures the __________ fluid pressure.
static
undisturbed
total
dynamic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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