answersLogoWhite

0


Best Answer

For free convection near a vertical wall, the Rayleigh number is defined as

where

In the above, the fluid properties Pr, ν, α and β are evaluated at the film temperature, which is defined as

For most engineering purposes, the Rayleigh number is large, somewhere around 106 to 108.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is Rayleigh number?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Continue Learning about Math & Arithmetic
Related questions

When was Rayleigh Rockets created?

Rayleigh Rockets was created in 1949.


When was Rayleigh Windmill created?

Rayleigh Windmill was created in 1809.


What has the author C M Dietz written?

C. M. Dietz has written: 'A spectral method determination of the first critical Rayleigh number for a low-prandtl number crystal melt in a cylindrical container' -- subject(s): Crystal growth, Rayleigh number, Effect of reduced gravity on


What is stronger love waves or Rayleigh waves?

rayleigh -8 letters :-)


What years did lord Rayleigh make his discoveries?

lord rayleigh discovery


Dark king rayleigh or jinbei will join luffys crew?

None of them has still joined Luffy's crew. But Silvers Rayleigh is not gonna join the crew. Whether Jinbei joins or not will be decided in Chapter number 649.


What is rayleigh's?

For free convection near a vertical wall, the Rayleigh number is defined aswherex = Characteristic length (in this case, the distance from the leading edge)Rax = Rayleigh number at position xGrx = Grashof number at position xPr = Prandtl numberg = acceleration due to gravityTs = Surface temperature (temperature of the wall)T∞ = Quiescent temperature (fluid temperature far from the surface of the object)ν = Kinematic viscosityα = Thermal diffusivityβ = Thermal expansion coefficientIn the above, the fluid properties Pr, ν, α and β are evaluated at the film temperature, which is defined asFor most engineering purposes, the Rayleigh number is large, somewhere around 106 to 108.


What does the Rayleigh Scattering principle refer to in science?

The Rayleigh scattering principle is ascribed to the optical phenomenon that is associated by particles that are smaller than the wavelength of light. It was named after the British physicist Lord Rayleigh.


What is nearer to Rayleigh Leeds or Manchester?

Manchester is further south than Leeds - so Manchester is closer to Rayleigh.


Who is stronger rayleigh or whitebeard?

Whitebeard


Which county in UK is rayleigh?

Essex


Who found argon?

William Ramsay and Robert John Strutt (Lord Rayleigh) are the credited founders of the element Argon.