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10-11-2016
Physics

Answered

A device used to open and close an electric circuit is a(n)

Alight bulb.
Benergy source.
Cswitch.
Dresistor.

Please select the best answer from the choices provided

Verified Answer :

10-11-2016

The best answer from among the choices provided is 'c' ... the switch.

Other devices that can perform the same function include circuit breakers,
solid state switches, switching transistors, silicon controlled rectifiers, and
triacs.

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