The atmospheric pressure with rise in altitude decreases__________________?

Byadmin January 29, 2019August 16, 2021

The atmospheric pressure with rise in altitude decreases__________________?

A. linearly
B. first slowly and then steeply
C. first steeply and then gradually
D. unpredictable
E. none of the above

CHEMICAL ENGINEERING | Fluid Mechanics

Drag co-efficient for motion of spherical particles in a stationary fluid in the stoke’s law range is

Question: Drag co-efficient for motion of spherical particles in a stationary fluid in the stoke’s law range is
[A].

[B].

[C].

[D].

Answer: Option A

Explanation:

No answer description available for this question.

Read More Drag co-efficient for motion of spherical particles in a stationary fluid in the stoke’s law range is
CHEMICAL ENGINEERING | Fluid Mechanics

One dimensional flow implies

Question: One dimensional flow implies
[A].

flow in a straight line.
[B].
steady uniform flow.
[C].
unsteady uniform flow.
[D].
a flow which does not account for changes in transverse direction.

Answer: Option D

Explanation:

No answer description available for this question.

Read More One dimensional flow implies
CHEMICAL ENGINEERING | Fluid Mechanics

Cavitation in a centrifugal pump can be avoided by keeping the

Question: Cavitation in a centrifugal pump can be avoided by keeping the
[A].

inlet pressure high
[B].
outlet pressure low
[C].
inlet pressure low
[D].
outlet pressure high

Answer: Option A

Explanation:

No answer description available for this question.

Read More Cavitation in a centrifugal pump can be avoided by keeping the
CHEMICAL ENGINEERING | Fluid Mechanics

In area meter (e.g., rotameter), with increase in the fluid flow rate, the

Question: In area meter (e.g., rotameter), with increase in the fluid flow rate, the
[A].

pressure drop increases linearly.
[B].
pressure drop is almost constant.
[C].
area through which fluid flows does not vary.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In area meter (e.g., rotameter), with increase in the fluid flow rate, the
CHEMICAL ENGINEERING | Fluid Mechanics

Mach number is the ratio of the speed of the

Question: Mach number is the ratio of the speed of the
[A].

fluid to that of the light.
[B].
light to that of the fluid.
[C].
fluid to that of the sound.
[D].
sound to that of the fluid.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Mach number is the ratio of the speed of the
Fluid Mechanics

The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is__________________?

The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is__________________?

A. 0.40 cm
B. 0.20 cm
C. 0.10 cm
D. 0.05 cm
Assume that boundary layer is entirely laminar

Read More The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is__________________?

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