Equations Flashcards
(5 cards)
1
Q
Kinetic energy(J)
A
0.5 * mass * speed2
2
Q
Gravitational potential(J)
A
Mass * gravitational field strength * height
3
Q
Power(W)
A
Energy transferred/Time,Work done/time
4
Q
Efficiency
A
Useful power output/total power input,useful output energy transfer/total input energy transfer
5
Q
Change in thermal energy
A
Mass * specific heat capacity * temperature change
