Question

why are switches used in electrical circuits?​

Answer 1

i think it will made up of thermoplastic

Answer 2

Answer

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Electrical switches are electromechanical devices that are used in electrical circuits to control power, detect when systems are outside their operating ranges, signal controllers of the whereabouts of machine members and workpieces, provide a means for manual control of machine and process functions, control lighting.

Explanation:

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