PHYSICS - Energy - Energy Use in Electrical Appliances

This video tutorial explains how to measure energy use in electrical appliances, focusing on the relationship between joules and watts. It covers how to calculate energy transfer using power ratings and time, and discusses the cost implications of energy usage. The video also provides examples and encourages viewers to calculate energy costs in different scenarios, highlighting the importance of saving energy to reduce costs and waste.

If a computer has a power rating of 250 watts and is used for 6 hours, how much energy is transferred to it?

Why is it important to switch off devices when not in use?