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Energy flowing through the filament. In a traditional incandescent bulb most of the energy is radiated as heat which is why they are viewed as inefficient.

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When the switch is closed which light bulb will light light bulb 1 2 or 3?

It depend on where the switch is located in the circuit.


Where does the energy delivered to a light bulb in a closed circuit with a battery come from?

The energy delivered to a light bulb in a closed circuit with a battery comes from the chemical reactions happening inside the battery. These reactions create an electric current that flows through the circuit and powers the light bulb.


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.


Can you light a light bulb with pencil lead?

No, pencil lead (graphite) cannot conduct electricity like a metal wire can. In order to light a light bulb, a material that can conduct electricity, such as a metal wire, is needed to create a closed circuit.


What is lamp circuit?

A lamp circuit is an electrical circuit designed to power a lamp, allowing it to produce light. It typically consists of a power source, such as a battery or mains electricity, connected to a light bulb through a switch and wiring. The circuit can be simple, with just a switch and a bulb, or more complex, incorporating dimmers or smart controls. When the circuit is closed by the switch, electricity flows to the lamp, illuminating it.

Related Questions

Why is a light bulb not on when a switch is not closed?

A closed switch completes the electrical circuit, allowing current to flow through the light bulb and generate light. If the switch is not closed, there is an open circuit, meaning the current cannot flow and the light bulb does not turn on.


How does a simple circuit with a battery and a light bulb work?

In a simple circuit with a battery and a light bulb, the battery provides electrical energy that flows through the wires to the light bulb. The electrical energy causes the filament in the light bulb to heat up and emit light. This process continues as long as the circuit remains closed and the battery has power.


A type of circuit that allows the light bulb to turn on?

a closed circuit


What causes the bulb to light in closed circuit?

Energy flowing through the filament. In a traditional incandescent bulb most of the energy is radiated as heat which is why they are viewed as inefficient.


Why does a light bulb light in a closed circuit?

A bulb does not light up if there is no voltage available across the bulb, or if the bulb is burned out.


What seems to be making the light bulb turn on in your circuit?

The light bulb in the circuit turns on due to the flow of electric current, which is facilitated by a closed circuit. When the switch is closed, it completes the circuit, allowing electrons to move from the power source through the bulb, causing it to emit light. The resistance in the bulb converts electrical energy into light and heat, resulting in illumination.


When the switch is closed which light bulb will light light bulb 1 2 or 3?

It depend on where the switch is located in the circuit.


Is a free flowing path an example of a closed circuit?

It is a closed circuit if there is a load in the circuit (light bulb etc), otherwise it is a short circuit (+ to - on a car battery with a screwdriver)


A complete what is needed to make a bulb light up?

To make a light bulb light up, you need a closed electrical circuit. This circuit typically consists of a power source (such as a battery or outlet), wires to carry the electricity, and the light bulb itself. When the circuit is complete and electricity flows through the bulb, it will produce light.


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.


When the switch is closed why does the bulb light up?

When the switch is closed, it completes the electrical circuit, allowing current to flow from the power source to the bulb. This flow of current energizes the filament or LED inside the bulb, causing it to emit light. The closed circuit enables the necessary voltage and current to reach the bulb, resulting in illumination.


What must be true for a circuit to light a bulb?

For a circuit to light a bulb, there must be a closed loop for the flow of electricity. This loop typically consists of a power source (e.g. battery), wires, a switch, and the bulb. When the switch is closed, the circuit is complete and electricity can flow through the wires to the bulb, causing it to light up.