UNIT 9
It is often useful to know the rate at which work is done. The rate at which work is done is called power. The power is
This can be written in symbols as
.
The unit of power is a Watt (W) which is a J/s (W = J/s).
UNIT 9
It is often useful to know the rate at which work is done. The rate at which work is done is called power. The power is
This can be written in symbols as
.
The unit of power is a Watt (W) which is a J/s (W = J/s).