Rayleigh number (Ra)
Rayleigh number (Ra)
Chemistry and physics definitions of scientific terms
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Chemistry and physics
Definition of rayleigh number (ra)
Rayleigh number (Ra) - A dimensionless quantity used in fluid mechanics, defined by Ra = PgaATp/na, where l is length, g is acceleration of gravity, a is cubic expansion coefficient, T is temperature, p is density, n is viscosity, and a is thermal dif-fusivity. [2]
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Definition of rayleigh number (ra)
Chemistry and physics definitions of scientific terms
Definition and meaning of rayleigh number (ra)
Meaning of rayleigh number (ra)
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