WBCS.LIVE practice question

Unit of frequency is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. kg – m
  2. Sec.
  3. Hertz
  4. Cm/Sec²

Correct answer and explanation

Correct answer: Hertz

Explanation: ✅ Correct Answer: C. Hertz 📚 Explanation: The 'Hertz' is the official SI unit of frequency, representing the number of cycles or repetitions of an event per second. It is named after the physicist Heinrich Hertz. This unit is used in everything from measuring radio waves to the processing speed of computer chips. One hertz equals exactly one occurrence per second.