Push-button

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Push Button Light Switch

A push-button is a switch in the shape of a small button or knob. When it is pushed it completes an electrical circuit that controls something.[1] For example a doorbell rings when a person pushes a button, or numbers are displayed on a calculator.

References[change | edit source]

  1. "Push button". Academic Press Dictionary of Science and Technology. 1992. http://www.credoreference.com/entry/apdst/push_button. Retrieved 15 June 2011.