BRAINCAKEEfficiency
Efficiency is a measure of how well a machine converts energy into useful forms.
Efficiency is useful work done ÷ total energy input.
Efficiency can be found using either power or energy.
Sign in free to see the rest of this lesson, the R.E.C.I.P.E. recall steps and the quiz
BrainCake is free. Make an account in seconds and pick up where this page stops.
More in Energy
- Gravitational Potential Energy
- Kinetic Energy
- Conversion Between Gravitational and Kinetic Energy
- Work
- Power
All 6 lessons in Energy · All Edexcel AS-level Physics topics