FCC Question Pool Review

Technician Class (Element 2) • 2022-2026

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Question T6C12

From subelement T6 - T6C

T6C12
Answer: C

Which of the following is accurately represented in electrical schematics?

AWire lengths
BPhysical appearance of components
CComponent connections
DAll these choices are correct

Why is this correct?

Schematics accurately represent component connections — how electrical parts link together to form circuits. They use standardized symbols rather than showing actual wire lengths or physical appearance of components. Think of schematics as electrical maps: they show the logical connections between components, not their physical layout or real-world dimensions.

Memory tip

Remember that schematics prioritize function over form. The key pattern: if it affects electrical behavior (like connections), it's accurate in schematics. If it's physical or aesthetic (like wire routing or component size), it's typically not represented accurately.

Learn more

Schematics serve as universal language for circuit analysis and troubleshooting. Components may be physically arranged differently on a circuit board than shown in the schematic, but the electrical connections remain identical. This standardization allows engineers worldwide to understand circuit operation regardless of physical construction methods. When building circuits, you follow the schematic's connection logic while adapting to your specific physical constraints and component placement requirements.

Think about it

Why do you think schematics prioritize showing electrical connections accurately while ignoring physical layout — what practical problems would arise if schematics tried to show both electrical and physical information simultaneously?