Formulas For EOY 2022 Flashcards
1
Q
Efficiency=
A
Useful energy
Total energy
2
Q
Wave speed
A
Frequency x wavelength
3
Q
Wave speed=
A
Distance
Time
4
Q
Work done
A
Force x distance moved in direction of force
5
Q
Change in GPE
A
Mass x gravitational field strength x change in vertical height
6
Q
KE
A
1/2x mass x velocity squared
7
Q
Power
A
Work done
Time taken