IGCSE Physics Formulae
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23 terms
Terms | Definitions |
|---|---|
 distance/time | Average speed |
| mass x acceleration | Force |
| change in velocity/time taken | Acceleration |
| mass/volume | Density |
| force x distance moved | work done |
| work done | Energy transferred |
| 1/2 x mass x speed² | Kinetic energy |
| mass x g x height (mgh) | Gravitational potential energy |
| mass x gravitational field strength | Weight |
| force/area | Pressure |
| force x perpendicular distance from pivot | moment |
| current x time | Charge |
| current x resistance | Voltage |
| voltage x current | Electrical Power |
| frequency x wavelength | Wave speed |
| Vp/Vs = Np/Ns | Step up transformers |
| sin i/sin r | n (the refractive index) |
| 1/n | Sin c |
| height x density x g (hpg) | Pressure difference |
| Force/mass | Acceleration (2) |
| Useful work output/total energy input | Efficiency |
| mass x velocity | Momentum |
| Voltage x current | Electrical Power |
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