Speakur

Word Pronunciation & Dictionary

bagnold number

Word Rarity Very rare

Frequency: Zipf frequency 1.32 in modern English

Syllables
bag-nold num-ber
IPA
21
Scrabble Score
13
Letters
3
Syllables
11
Unique Chars

Meaning

noun

The ratio of grain collision stresses to viscous fluid stresses in a granular flow with interstitial Newtonian fluid: Ba=(ρd²λ^(1/2)̇γ)/μ, where ρ is the particle density, d is the grain diameter, ̇γ is the shear rate, μ is the dynamic viscosity of the interstitial fluid and λ is the linear concentration.

Etymology

Named after Ralph Bagnold.

Inflected Forms

Bagnold numbers (plural)

Questions

What does bagnold number mean?
The ratio of grain collision stresses to viscous fluid stresses in a granular flow with interstitial Newtonian fluid: Ba=(ρd²λ^(1/2)̇γ)/μ, where ρ is the particle density, d is the grain diameter, ̇γ is the shear rate, μ is the dynamic viscosity of the interstitial fluid and λ is the linear concentration.
Where does bagnold number come from?
Named after Ralph Bagnold.

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