PhysicsHow does an Electric Torch Work?

How does an Electric Torch Work?

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    • Battery
    • An Electric Torch
      • Components
      • Inner structure
      • Working
    • Summary
    • Did You Know?
    • What’s Next?

    In the previous segment, we learnt the components of an electric circuit. In this segment, we will learn about Battery and how an electric torch works.

    What is a Battery?

    A battery is the combination of two or more electric cells connected with their opposite terminals in contact with each other.

    They are used to run electrical appliances, such as old radio sets and torchlights. Let us look at a torchlight and understand how it functions.

    An Electric Torch

    • What are the main components of an electric torch?
      • Light bulb
      • Two electric cells (battery)
      • Metallic spring and wire (mostly copper)
      • Switch

    Components of a torchlight

    • How are the components of the electric torch connected?
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