3.1 Electrical Appliances
Electrical appliances can transfer electrical energy into useful energy at the flick of a switch.
Uses of everyday electrical appliances include:
- Making objects move (using an electric motor)
- Creating sound and visual images.
An electrical appliance is designed for a particular purpose and should waste as little energy as possible.
Common electrical appliances include; lamps to produce light energy, speakers to produce sound energy and televisions to produce light and sound energy.