Energy Resources

To generate large quantities of electricity usually electrical generators are used and these need to be driven mechanically to turn them.

 19212

First What is a Watt?

A Watt (W) is 1 joule per second (j/s), it is a unit of power and a joule is a unit of energy, so if you have a 1W device running for 1 hour, then it consumes 1 Wh of energy .....

 94794

The capacity for doing work

In physics energy is defined as the capacity for doing work.....

 7633