Question

Define 1 watt of power.

Answer 1

Power:

1. A body is said to have one watt of power if it can perform one joule of work in one second.
2. Power is defined as the rate at which work is performed, or energy is converted.
3. $Power\left(P\right)=\frac{work\left(w\right)}{time\left(t\right)}=\raisebox{1ex}{$J$}\!\left/ \!\raisebox{-1ex}{$s$}\right.$
4. The SI unit of power is the watt.
5. Other power units include ergs per second, horsepower, metric horsepower (CV), and foot-pounds per minute.