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It opens and closes a circuit and it makes the bulb turn off and on and it completes a circuit when it is closed.

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Q: What job does a switch do in a circuit?
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What is the job of the switch in a torch?

the switch in a torch allows the circuit in the torch to be completed


What is the job of the fuel pump relay?

A relay is a switch which opens / or closes a circuit


What is a device used to break or open an electrical circuit?

A switch, switching transistor, circuit breaker, and fuse are all used for that job.


What does a push switch do in a circuit?

it starts a circuit by connecting the circuit and the initials are ptm and its a spdt switch


What happened when you turned on the switch of the light?

A switch is placed in an electrical circuit in order to place a gap when the switch is off, so the circuit is broken. When the switch is on, the circuit is complete and the electricity can flow round the circuit.


When a switch in an electrical circuit is turned off what will happen?

Closing a switch in an electrical circuit will complete the circuit. The supply voltage will then be applied to that circuit, and current will flow through that circuit.


Where can i place the switch in the lemon circuit?

Not sure what you mean with "lemon circuit", but in an electrical circuit, the switch can be just about anywhere.


When the switch is closed it means that?

There is a complete path for the electricity to flow. The opposite of an open circuit. If a light switch is on and the light comes on, the circuit is closed. If the switch is turned off, the light goes off because the circuit is open.


What does a switch do in a curcuit?

A switch can create a gap in a circuit causing the circuit to turn on or off!


Used to open and close a circuit?

A light switch


Does closing a switch allows electrical charges to flow in a circuit?

Closing a switch makes a closed circuit Opening a switch opens, or breaks the circuit


What can be put into a circuit to open the circuit?

A switch.