Delve into the fascinating world of resistors, a key component in nearly every electronic device we use today. Resistors are crucial for controlling the flow of electrical current in a circuit, ...

Save guides, add subjects and pick up where you left off with your BBC account. The scientists are going to show us how electrical energy flows around an electrical circuit. Title: Circuit symbols ...

OCR 21st Century Electrical current transfers energy around circuits. There are two different types of circuits – series and parallel. What determines the rate of energy transfer in a circuit?