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Definitions from WordNet

Definitions from the Web

Commutator

Description:

A commutator is a mechanical device used in some electrical machines, such as electric motors or generators, to reverse the direction of current flow. It consists of a rotating cylinder made up of separate metal segments called commutator bars that are insulated from each other.

Sample Sentences:

• The commutator in the electric motor helps in changing the direction of the current.
• The damaged commutator caused the generator to malfunction.
• Electric cars utilize a commutator to convert electricity into mechanical energy.

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