formulae for energy resources and energy transfer Flashcards
1
Q
efficiency=
A
useful energy input / total energy input
2
Q
work done=
A
force X distance moved
=energy transfered
3
Q
gravitational potential energy=
A
mass X g X height
4
Q
kinetic energy=
A
1/2 X mass X speed2
5
Q
power=
A
work done / time taken