1. efficiency = useful energy out ÷ total energy in (x 100%) ... what is energy measured in?
1 of 16
Other questions in this quiz
2. E = P x t ... Time measured in?
3. v = f x λ ... v is the speed, speed of what?
4. E = m x c x θ ... What is energy transferred measured in?
5. E = P x t ... Power measured in?