ARRL Technician Practice Exam

Which component is labeled as number 6 in a common schematic representation?

1. Light emitting diode

2. Capacitor

3. Variable resistor

4. Antenna

The correct answer is: Capacitor

In a common schematic representation, the component typically labeled as number 6 represents a capacitor. Capacitors are electrical components that store and release energy in an electrical circuit. They are often used for filtering, timing, and coupling signals in various electronic applications. The label "6" often designates the position of the capacitor in the sequence of components used in basic electronics. It indicates its function within the circuit rather than its physical appearance or other properties. Recognizing the numbering and significance of components like capacitors is crucial for troubleshooting and understanding schematic diagrams.