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A light bulb (called a lamp by the industry) will emit light when a voltage is applied to it. The applied voltage causes current flow through the lamp, and the lamp responds by emitting light. (There are many different lamps and they work differently, and we're generalizing here.)

The lamp doesn't care whether the voltage that drive current through it comes from. It responds to the voltage (and current flow) according to its rating. If a given voltage is nominal for a lamp under inspection and we apply that, that lamp can be powered up by a generator, a battery, solar cells, or a number of other sources. Apply the appropriate voltage, and the lamp responds.

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What is the Function of light bulb in an electric circuit?

The function of a light bulb in an electric circuit is that it turns electrical energy into light.


If a light bulb is missing in a series circuit will the bulb light?

If one light bulb in a series circuit fails, all the other light bulbs will go out, until the failed bulb is replaced and the series circuit is completed again.If one light bulb in a parallel circuit fails, all the other light bulbs will still work.


Does the bulb light up in a parallel circuit?

The bulb will shine as long as it is still part of a complete circuit. You probably have a diagram for such a circuit. See if you can still trace a path through the battery and one of the bulbs without passing through the other bulb. For comparison, try the same thing with a diagram of a series circuit.


What is the job of a bulb in a circuit?

The job of the bulb in a circuit is to convert electrical energy to light. It's called the load in the circuit.


Is a circuit with 2 batteries and a light bulb a series circuit?

A circuit with two batteries and a light bulb can be a series circuit if the batteries and the light bulb are connected in a single path, meaning the current flows through each component one after the other. In this configuration, the voltage from both batteries adds up, and if one component fails, the entire circuit stops working. However, if the batteries are connected in parallel or if there are multiple paths for current to flow, it would not be considered a series circuit.

Related Questions

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.


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.


Can a pickle light up a light bulb?

Yes, a pickle can light up a light bulb if it is used to complete an electrical circuit. Pickles contain electrolytes that can act as conductors of electricity, allowing them to power a simple circuit and light up a small light bulb.


The tip of a flashlight bulb is touching the top of a 3V battery. Does the bulb light?

No, the bulb will not light up because there needs to be a complete circuit for the electricity to flow through. When you press the switch of the flashlight, it completes the circuit, allowing the bulb to light up.


Why the circuit should close for the light bulb to light up?

The circuit needs to be closed for the light bulb to light up because it allows current to flow uninterrupted from the power source through the light bulb, which then converts electrical energy into light and heat. If the circuit is open, the flow of current is interrupted, and the light bulb will not receive the necessary electrical energy to produce light.


What happens to a bulb when you move it to the battery on a circuit?

It doesn't matter where the bulb is in respect to the battery, as long as the circuit is complete, the bulb will light up.


What could it be if a bulb does not light up in a complete circuit?

it will not shine


Is circuit part of a light bulb?

Yes, a circuit is a part of a light bulb. It is designed to provide the necessary electrical connection for the bulb to receive power and emit light. Without the circuit, a light bulb would not be able to function properly.


What is the Function of light bulb in an electric circuit?

The function of a light bulb in an electric circuit is that it turns electrical energy into light.


How could you use your open circuit to test if a material is a conductor or a insulator?

To test if a material is a conductor or insulator, you can set up a simple circuit with a battery, wires, and a light bulb. When the circuit is open (broken), no current flows and the light bulb does not light up, indicating an insulating material. When the circuit is closed (connected), current flows and the light bulb lights up, indicating a conducting material.


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.


What needs to be complete for a bulb to light up in a ciruit?

What needs to be complete is the circuit from the battery to the bulb, then the other wire from the bulb to the other side of the battery.If it is from an outlet rather than a battery, the circuit starts and finishes with the live and neutral pins at the outlet.