Power 02
Power 02 : (1) (Phys) The time rate at which work is done, usually expressed as watts or horsepower. See: Joule; Horsepower; Watt. (2) (Math) The number of times a number is multiplied by itself, commonly indicated by a superscripe called the exponent. (3) (Opt) Referring to the magnification strength of a lens or optical system