Interstage coolers are provided in a multistage compressor to____________________?

Byadmin March 10, 2019August 27, 2021

Interstage coolers are provided in a multistage compressor to____________________?

A. Save power in compressing a given volume to a given pressure
B. Cool the delivered air
C. Achieve the exact delivery pressure
D. None of these

Fluid Mechanics for Chemical

Fanning equation is given by (ΔP/ρ) = 4f (L/D) (v2/2gc). It is applicable to _____________ region flow?

Fanning equation is given by (ΔP/ρ) = 4f (L/D) (v2/2gc). It is applicable to _____________ region flow?

A. Transition
B. Laminar
C. Turbulent
D. Both B. and C.

Read More Fanning equation is given by (ΔP/ρ) = 4f (L/D) (v2/2gc). It is applicable to _____________ region flow?
Fluid Mechanics for Chemical

The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is__________________?

The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is__________________?

A. < 1
B. 1
C. > 1
D. 2

Read More The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is__________________?
Fluid Mechanics for Chemical

For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?

For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?

A. d
B. d2
C. d4
D. d̅ 2

Read More For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?
Fluid Mechanics for Chemical

Which of the following assumptions enables the Euler’s equation of motion to be integrated ?

Which of the following assumptions enables the Euler’s equation of motion to be integrated ?

A. The fluid is incompressible
B. The fluid is non-viscous
C. The continuity equation is satisfied
D. The flow is rotational and incompressible

Read More Which of the following assumptions enables the Euler’s equation of motion to be integrated ?
Fluid Mechanics for Chemical

Select the correct practical example of steady non-uniform flow?

Select the correct practical example of steady non-uniform flow?

A. Motion of water around a ship in a lake
B. Motion of river around bridge piers
C. Steadily decreasing flow through a reducing section
D. Steadily increasing flow through a pipe

Read More Select the correct practical example of steady non-uniform flow?
Fluid Mechanics for Chemical

The continuity equation in ideal fluid flow states that__________________?

The continuity equation in ideal fluid flow states that__________________?

A. Net rate of inflow into any small volume must be zero
B. Energy is not constant along a streamline
C. Energy is constant along a streamline
D. There exists a velocity potential

Read More The continuity equation in ideal fluid flow states that__________________?

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