General exam question G5A11
Subelement G5, ELECTRICAL PRINCIPLES· Group G5A
G5A11
What letter is used to represent reactance?
- A.Z
- B.X (correct answer)
- C.B
- D.Y
WhyThe letter X is used to represent reactance. The standard letter symbol used to represent reactance in circuit equations is X, answer B. Z represents impedance, B represents susceptance, and Y represents admittance, all related but distinct quantities from reactance itself.
Published 2026-08-28 · Last updated 2026-08-28 · Question text is verbatim from the 2023-2027 NCVEC Element 3 pool (public domain); the explanation above is original writing, see our methodology.
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