How do you calculate efficiency?

The efficiency is calculated using the equation:
((Total useful output energy)/(Total input energy)) *100
We are essentially trying to calculate what percentage of the input energy is converted into a useful form of energy.

RM

Related Physics GCSE answers

All answers ▸

Describe the photoelectric effect.


What is an isotope?


Calculate the acceleration if a force of 500N is exerted on a mass of 20kg


If Jessica weighs 45kg and sits on a seesaw at a distance of 2m from the centre of the seesaw.Micheal weighs 90kg. At what point on the opposite side should Micheal sit in order to balance the seesaw.