A dimensionless number used in momentum transfer in general and compressible flow calculations in particular. Proportional to (Inertial force) / (Compressibility force).

C = (rho V2) / (gc Eb)

Eb: bulk modulus of fluid, gc: dimensional constant, rho: density, V: velocity

Back to Dimensionless Numbers

Log in or register to write something here or to contact authors.