Specific kinetic energy

Specific kinetic energy
Common symbols
ke, or ek
SI unitJ/kg, or m2/s2
Derivations from
other quantities
ek = ½v2

Specific kinetic energy is the kinetic energy of an object per unit of mass.[1]

It is defined as ,

where is the specific kinetic energy and is velocity. Specific kinetic energy is an intensive property, whereas kinetic energy and mass are extensive properties. The SI unit for specific kinetic energy is the joule per kilogram (J/kg), which is equivalent to m2/s2.

References

  1. ^ Himmelblau, David Mautner; Riggs, James B. (2012). Basic Principles and Calculations in Chemical Engineering. FT Press. p. 507. ISBN 978-0-13-234660-3. Retrieved 2025-07-25.