Question

what is machine
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Answer 1

Answer:

A machine (or mechanical device) is a mechanical structure that uses power to apply forces and control movement to perform an intended action. They can also include computers and sensors that monitor performance and plan movement, often called mechanical systems.

Answer 2

Answer:

A machine is an object or mechanical device that receives an input amount of work and transfers the energy to an output amount of work. For an ideal machine, the input work and output work are always the same. ... A simple machine is a mechanical device that changes the magnitude or direction of the force.