Why is a switch used in a circuit?

1.	Why is a switch used in a circuit?
Answer» In electrical engineering, a switch is an electrical component that can disconnect or connect the CONDUCTING path in an electrical circuit, interrupting the electric current or diverting it from ONE conductor to another.Why is a switch important in a circuit?A switch is a component which CONTROLS the open-ness or closed-ness of an electric circuit. They allow CONTROL over current flow in a circuit (without having to actually get in there and manually cut or splice the wires). Switches are CRITICAL components in any circuit which requires user interaction or control.

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