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Technician exam question T6C03

Subelement T6, ELECTRONIC AND ELECTRICAL COMPONENTS· Group T6C

T6C03

What is component 2 in figure T-1?

  • A.Resistor
  • B.Transistor (correct answer)
  • C.Indicator lamp
  • D.Connector

WhyComponent 2 in figure T-1 is a transistor. Component 2 in figure T-1 is drawn as a circle enclosing a base line with collector and emitter leads, one marked with an arrow, the standard symbol for a bipolar transistor, answer B. A, C, and D all name components with distinct symbols of their own, none matching this circled three-lead symbol.

Schematic diagram T-1 showing four numbered electronic component symbols for a component-identification question: a resistor, a transistor, a lamp, and a battery.

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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