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No, for gases if the difference in pressure results in a density change of less than approximately thirty percent (30%), the fluid may be treated as incompressible by assuming the density to be the average density which remains constant.

Source: Chemical Engineering Fluid Mechanics, Ron Darby, 2nd edition, page 115.

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Related Questions

Must the flow of a compressible fluid be treated as compressible?

No, if the pressure difference results in a density change of less than thirty percent (30%) the fluid may be treated as incompressible by assuming the density of the fluid equals the average density and that the density is constant. Source: Chemical Engineering Fluid Mechanics, Ron Darby, 2nd edition, page 115.


In order for a material to be compressible there must be space between the particles which states of matter will be in compressible?

Solid and liquid states are not compressible.Solids.Solids


Why is brake fluid used in car brakes?

To start off, a fluid is used in the brake system because fluids are not compressible, so it can transmit the force applied by your foot to the brake system. This is the reason brakes must be bled of air. Since air is compressible it will increase the distance your foot must travel before the force of the fluid can do it's job. Brake fluid is specifically designed for brake systems because it can sustain high pressure, lubricate components, and withstand high temperatures.


What is the significance of the continuity equation in maintaining mass conservation in compressible flow?

The continuity equation is important in compressible flow because it ensures that mass is conserved. It states that the rate of mass entering a system must equal the rate of mass leaving the system, helping to maintain balance and accuracy in calculations for compressible fluids.


Is necessarily a conjunction?

"Necessarily" is not a conjunction; it is an adverb.


Is oxygen compressible?

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Not necessarily but it helps to be.


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No, it must be the manufacturer recommended fluid.


What is a sentence for the word necessarily?

The President of the United States must necessarily be a natural-born citizen. The use of safety precautions does not necessarily mean that an experiment is safe.


Transmission fluid must be changed every 10,000 miles.?

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If a soccer player is injured must he come out of the game?

Not necessarily.