Power information and comparisons
| Definition: | Power is the rate at which work is done, or energy is transmitted. |
| Unit: | watt = joules/second |
| Common symbol(s): | P |
| Example: | My car's battery can provide 500 amps at 12 volts, which equals 6kW of power. |
| Symbol: | P |
| Named After: | James Watt |
| Derivations from other quantities: | P = w/t (power = work divided by time) |
| Relation to “Work”: | Rate at which work is performed. |
| Everyday Example: | Horsepower (1 horsepower = 750 Watts). |