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When you turn on a light switch in a room, it closes the circuit. This allows electricity to flow through the wiring to the light fixture, illuminating the bulb. Conversely, turning off the switch opens the circuit, stopping the flow of electricity and turning off the light.

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4mo ago

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Which switch uses a Bat to open and close a current path?

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A simple circuit containing a light switch in the on position is a(n) circuit.?

A simple circuit containing a light switch in the on position is a closed circuit. In a closed circuit, electrical current can flow freely, allowing the light to illuminate. If the switch were in the off position, it would create an open circuit, interrupting the flow of electricity and turning the light off.


What is a device used to open and close an electric circuit?

The device is called a switch.


What do you mean by open and closed electric circuit?

An open circuit is one where the current is not able to complete the circuit. An example could be a light bulb connected to power but switched off, the circuit being broken by the switch, and considered "open." When flipping the switch On, it connects the power and the circuit is then closed.


What happens when the switch is open in a circuit containing wires a light bulb a switch and a battery?

When you open a switch to a light for example, you cause a break in the flow of current to the light. Opening a light switch means you are turning the light off by stopping the flow of current to it. Closing a switch means you have completed a circuit (basically a loop) and current now flows causing the light to go on. Think of electricity like water. To cause your bath tub to fill up (light on) you have to also complete the circuit by turning the tap. Now we have water flow. (current) To stop the flow of water, we want to open the circuit by turning the tap in the opposite direction causing a break in the flow of water.

Related Questions

Used to open and close a circuit?

A light switch


Why will a bulb not light if a switch is open in a circuit?

It will not work because it has to be closed so the electricity can go to the bulb.


Why does a circuit need a switch?

If a circuit has no switch then it remains 'on' permanently. If you desire to open or close a circuit, for turning on or turning off a light for example, you need some kind of switch.


What do a switch do for the circuit?

It open and close it


When you turn on a light switch you an open circuit. What goes in the blank?

When you turn on a light switch you do not have an open circuit.


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.


Why would the dome light in a 1996 Dodge Neon come on when the headlight switch is used but not when the doors are open?

The door jamb switch normally completes the power circuit to the dome lamp when the door is open. When the door is closed the switch opens the circuit, removing power from the dome light. If the switch is dirty, defective, stuck pushed in, or disconnected from the wiring, when the door is open the switch does not close the circuit and the dome light remains off as if the door is still closed. The headlight switch provides an "alternate path" to close the same circuit and allow power to the dome light. I had the same problem on a 1997 Chevy C1500 pickup truck.


What is close circuit and an open circuit?

a closed circuit is a complete circuit with no breaks at all, one example:- a closed circuit occurs when you turn the light switch on an open circuit has a physical break in the circuit, which stops the flow of electrons. one example is when the lights are turned off, the switch creates a physical break in the circuit


What device will open or close the break in a electrical circuit?

A switch.


Which switch uses a Bat to open and close a current path?

this dick


What device opens and closes an electric circuit?

A switch is a device that is used to open and close an electrical circuit that is is connected into.


Many circuits have a which is a device to open and close the circuit.?

A basic manual operating switch is able to open or close a circuit. There are electronic components that will also control the working of a circuit.