kg/m3
m/s
m
N/m
z

Formula

Weber Number :
We = ρv2L/σ

Density :
ρ = Weσ/v2L

Velocity :
v= √Weσ/ ρL

Characteristic Length :
L = Weσ/ ρv2

Surface Tension :
σ = ρv2L/We

Where,
We = Weber Number,
ρ = Density,
v = Velocity,
L = Characteristic Length,
σ = Surface Tension.