What is machine?
What is machine? Tool which is used to reduce the human effort, a machine is a tool consists of one or more parts, and uses energy to meet a particular goal. Machines are usually powered by mechanical, chemical, thermal, or electrical means, and are often motorized. A simple machine is a device that simply transforms the direction or magnitude of a force, but a large number of more complex machines exist. Examples include vehicles, electronic systems, molecular machines, computers, television, and radio. There are different types of machine s it depends upon their use