T0 300[K] Temperature
M 39.948[g/mol] "Argon molar mass"
m M/N_A_const "Argon mass"
vmp sqrt(2*k_B_const*T0/m) "Most probable velocity (Maxwellian distribution)"
C 0.5 "Blade velocity ratio at rms radius"
vb C*vmp "Blade velocity at rms radius"
omega vb/rrms[rad] "Stage angular velocity"