A transducer is an electronic device that converts one form of energy into another. Common examples of transducers include microphones, which convert sound waves into electrical signals, and speakers, which convert electrical signals into sound waves. What are the 3 types of transducer? There are three types of transducers: mechanical, electrical, and optical. Mechanical transducers … Read more


A circuit is a path that electrons can flow through to create an electric current. In a wire, for example, the electrons flow from the negative terminal of the battery to the positive terminal. In a circuit, the current flows through a closed loop – meaning that the negative and positive terminals are connected, allowing … Read more