motor
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In an electric motor, magnetic fields generated by electric currents push against each other, causing a shaft (holding the armature) to rotate.
Anything that produces or imparts motion; a machine that provides mechanical power – for example, an electric motor.
| Machines that burn fuel (gasoline, diesel) are usually called engines, but the internal-combustion engine that propels vehicles has long been called a motor, hence ‘motoring’ and ‘motor car’ were used as early automotive terms. |
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