This application note discusses how to create a circuit with a battery backup and battery charge feature. To view the application note, click on the URL below. Circuit selected ...

A battery is made from a collection of cells connected together. A circuit can also contain other electrical components, such as bulbs, buzzers or motors, which allow electricity to pass through.

The simplest model of a battery comprises an ideal voltage source that connects in series with a resistance whose value—often a few milliohms—depends on the battery’s electrochemical condition and ...

Learn how to change a circuit with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

In today's DIY project, learn how to easily create a welding machine using a 1.5V battery at home. This clever idea is perfect for soldering wire with aluminum foil, USB cable, and charger. With ...