A motor or engine is a machine intended to change over one type of vitality into mechanical vitality. Warmth motors consume a fuel to make heat which is then used to do work. Electric engines convert electrical vitality into mechanical movement; pneumatic engines utilize packed air; and perfect timing engines in wind-up toys utilize versatile vitality. In natural frameworks, sub-atomic engines, similar to myosins in muscles, utilize synthetic vitality to make powers and in the end movement.


A transmission is a machine in a power transmission framework, which gives controlled utilization of the power. Frequently the term transmission alludes basically to the gearbox that utilizes riggings and apparatus trains to give speed and torque transformations from a turning power source to another gadget.