A machine is any device that uses energy to perform some activity. In common usage, the meaning is that of a device having parts that perform or assist in performing any type of work. A simple machine is a device that transforms the direction or magnitude of a force without consuming any energy. The word "machine" is derived from the Latin "machina".

1	DC Machines Course Outline

 Note to all: The Notes here are for Educational Purposes only and no Commercial Aspect is involved in them. They are provided by the Lecturers for the Students Reference only.