Technician exam question T5C07
Subelement T5, ELECTRICAL PRINCIPLES· Group T5C
T5C07
What is the abbreviation for megahertz?
- A.mHz
- B.mHZ
- C.Mhz
- D.MHz (correct answer)
WhyMHz is the abbreviation for megahertz. The standard abbreviation for megahertz uses a capital "M" for the mega prefix and capital "Hz" for hertz, giving MHz, answer D. A, B, and C all use a lowercase or otherwise nonstandard "m," which in SI notation would actually mean milli, not mega.
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.