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Technician exam question T6C10

Subelement T6, ELECTRONIC AND ELECTRICAL COMPONENTS· Group T6C

T6C10

What is component 3 in figure T-3?

  • A.Connector
  • B.Meter
  • C.Variable capacitor
  • D.Variable inductor (correct answer)

WhyComponent 3 in figure T-3 is a variable inductor. Component 3 in figure T-3 is drawn as a coil symbol with an adjustable arrow through it, the standard symbol for a variable, or roller, inductor, commonly used to tune an antenna matching network, answer D. A, B, and C all name components with different symbols, none matching a coil with an adjustment arrow.

Schematic diagram T-3 showing numbered electronic component symbols for a component-identification question, including a variable inductor and an antenna.

Published 2026-08-28 · Last updated 2026-08-28 · Question text is verbatim from the 2026-2030 NCVEC Element 2 pool (public domain); the explanation above is original writing, see our methodology.

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