P1 Equations Flashcards
1
Q
How to find work done
A
Force x distance
2
Q
How to find kinetic energy
A
Ek = 1/2 x m x velocity ^2
3
Q
How to find GPE
A
GPE = m x g x h (difference)
4
Q
How to find elastic potential
A
Ee = 1/2 x k x e ^2
5
Q
How to find energy efficiency
A
Energy efficiency = Useful output / total imput
6
Q
How to work out power (watts)
A
Power = energy / time