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Technician exam question T6C08

Subelement T6, ELECTRONIC AND ELECTRICAL COMPONENTS· Group T6C

T6C08

What is component 9 in figure T-2?

  • A.Variable capacitor
  • B.Variable inductor
  • C.Variable resistor (correct answer)
  • D.Variable transformer

WhyComponent 9 in figure T-2 is a variable resistor. Component 9 in figure T-2 is drawn as a zigzag resistor symbol with an adjustable arrow through it, the standard symbol for a variable resistor, answer C. A, B, and D all name adjustable components with different base symbols, a capacitor's plates, a coil, or a set of transformer windings, none matching the zigzag-with-arrow shown here.

Schematic diagram T-2 showing several numbered electronic component symbols for a component-identification question, including a single-pole single-throw switch, a transformer, a capacitor, a light-emitting diode, and a variable resistor.

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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