Sockets & Voltages In Different Countries

The video tutorial explores the differences in electrical voltages and plug sockets across the world. It delves into the historical development of electricity, highlighting the contributions of Nikola Tesla and Thomas Edison. The video explains the evolution of plug designs, including the introduction of the Earth pin for safety. It discusses the voltage variations between regions, such as 120 volts in America and 220-240 volts in Europe, and how modern appliances are designed to handle dual voltages. The tutorial also covers the role of the National Grid and transformers in electricity transport, emphasizing the importance of using the correct plug adapters when traveling.

What should you check on an appliance to determine if it can handle dual voltage?

What precautions should you take when using electrical appliances in different countries?