Designers can make useful products that include electrical components close electrical componentA device in an electric circuit, such as a battery, switch or lamp.. They allow a product to have ...

and lamps close lampA component which produces light when current flows through it. Lamps are commonly known as light bulbs. can be connected together to form a circuit. A circuit diagram shows ...

Under British Cycling regulations all Under 16 races must take place on traffic-free roads or a closed road circuit, this is often referred to as ‘Circuit Racing'. Circuit racing is a test of stamina, ...