Explain your project How does the earphone work How does battery start the vehicle How does mobile charge

Question

Accepted Answer

The earphone converts electrical signals into sound waves, the battery provides electrical energy to start the vehicle, and the mobile charges by converting electrical energy into stored energy.

Earphones work by receiving electrical signals from a device and converting them into sound waves that can be heard by the user.
The battery in a vehicle provides the necessary electrical energy to start the engine by supplying power to the starter motor.
Mobile phones charge by connecting them to a power source, such as a wall outlet or a portable charger, which provides electrical energy to the phone's battery for storage and later use.

Asked in HLS Asia

Explain your project How does the earphone work How does battery start the vehicle How does mobile charge