Following is a definition of terms frequently used in the instrumentation, industrial automation and test & measurement communities.
K: When referring to memory capacity, two to the tenth power (1024 in decimal notation).
Kelvin: Symbol K. The unit of absolute or thermodynamic temperature scale based upon the Celsius scale with 100 units between the ice point and boiling point of water. 0°C = 273.15K (there is no degree (°) symbol used with the Kelvin scale).
Kilowatt (kw): Equivalent to 1000 watts.
Kilowatt Hour (kwh): 1000 watthours. Kilovolt amperes (kva): 1000 volt amps.
Kinetic Energy: Energy associated with mass in motion, i.e., 1/2 rV2 where r is the density of the moving mass and V is its velocity.
KVA: Kilovolt amperes (1000-volt amps).