⚛︎ Physics Formula Searcher

Power Formula

P = W / t

What it means

Power is the rate at which work is done or energy is transferred, measured in watts.

Variables

SymbolQuantitySI unit
PpowerW
WworkJ
ttimes

Worked example

Given W = 100 J, t = 5 s, solve for P:

P = 20 W

Solve it instantly — open the calculator →
Related: More energy formulas · Full physics formula sheet · All formulas (search)