Circuit Diagrams

Components and Symbols

Electronic products often use many different components
which are connected together by wires or conducting
material. Symbols are used to represent electronic
components and straight lines drawn at right angles show
how they connect. These drawings are known as circuit
diagrams.

example circuit diagram

To see a table of common electronic components and
symbols click on the Components and Symbols link at
the top of the page . Browse through them and try to
remember as many of the symbols as you can in 10
minutes before you answer the next question.

Q5. Drag the names on the left to the correct
symbols on the right, then press the “check answers”
button to mark your work.


 

 

 

 

 

 

 

 

 

 

Q678. The following circuit diagram has 3
deliberate mistakes. Can you spot them?

Click on the errors to score.

 

 

 

 

 

 

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