Switch is used to either break the circuit or complete it . T.V remote.

Purpose of using an electric switch:
An electric switch is a device that is used to control the flow of electric current in a circuit. It is designed to open or close the circuit, allowing or preventing the flow of electricity. The main purpose of using an electric switch is to control the operation of electrical devices, ensuring their safety and convenience.

Electrical gadgets with built-in switches:
There are numerous electrical gadgets that have switches built into them. Some common examples include:

1. Table lamp: Table lamps usually have a switch on the cord or base, allowing users to turn the light on or off.
2. Fans: Fans have switches that control the speed or turn the fan on and off.
3. Televisions: Television sets have switches that power the device on or off.
4. Refrigerators: Refrigerators have switches that control the cooling system and turn the appliance on or off.
5. Computers: Computers have switches that power the device on or off, as well as switches for various components such as the monitor or speakers.
6. Toasters: Toasters have switches that control the heating elements and allow users to toast their bread.
7. Electric kettles: Electric kettles have switches that turn the heating element on or off, allowing users to boil water.
8. Washing machines: Washing machines have switches that control various functions such as power, water level, and cycle selection.

These are just a few examples of electrical gadgets that incorporate switches into their design. The switches in these devices serve different purposes, such as controlling power, adjusting settings, or turning the device on or off.

Conclusion:
Electric switches play a crucial role in controlling the flow of electricity in various electrical gadgets. They provide convenience and safety by allowing users to turn devices on or off, adjust settings, and control the operation of electrical appliances. Understanding the purpose and function of switches is essential for using electrical devices effectively and safely.