Simple Electric Circuit

Electricity is one of the most important parts of our daily life. We use it in fans, lights, mobiles, computers, and many other machines. But before we understand complex machines, we need to learn the basics. A simple electric circuit is the best way to start.

What is a Circuit?

A circuit is a closed path through which electric current can flow. If the path is complete (closed), electricity flows and the device works. If the path is broken (open), electricity stops flowing and the device does not work.

link https://youtu.be/qT3Q5mjma84

Parts of a Simple Circuit

In the simple circuit shown in the picture, there are three main parts:

1. Battery
2. The battery gives energy. It pushes the electric current through the wires. In our example, a small 9V battery is used.
3. Switch
4. The switch is used to control the circuit.
5. When the switch is ON, the circuit is closed, and electricity flows.
6. When the switch is OFF, the circuit is open, and electricity stops.
7. Bulb
8. The bulb shows the result of the flowing current. When electricity passes through it, the bulb lights up.

How Does It Work?

When we connect the battery, switch, and bulb with wires, a path for current is created.

If the switch is turned ON, the current flows from the negative side of the battery, goes through the wires, lights the bulb, and then returns to the positive side of the battery.

The bulb glows because the filament inside it gets hot and produces light.

If the switch is turned OFF, the path is broken. No current flows, and the bulb does not glow.

So, the switch works like a gate. It decides whether electricity can flow or not.

Why is This Important?

1. It helps us understand the basic rule of electricity: current can only flow in a closed path.
2. It shows how different parts work together: the battery provides energy, the switch controls the flow, and the bulb shows the output.
3. This small experiment is the foundation for learning bigger and more complex circuits.
4. The same principle is used in all electrical devices, from simple lights to computers.

Conclusion

A simple electric circuit is the best way to understand electricity.

1. The battery gives energy.
2. The switch controls the flow.
3. The bulb shows the result.

This small setup teaches us how electricity works in our homes and machines. Next time you see a light bulb glow, remember—it is because of a simple circuit just like this one.