Physics 0625 · IGCSE · Electromagnetic spectrum

Electromagnetic spectrum — practice question

A radio station emits a signal at a frequency of $89\,\text{MHz}$. Determine the wavelength of this signal.

  • A$3.7\,\mu\text{m}$
  • B$3.4\,\text{m}$
  • C$3.7\,\text{km}$
  • D$3.4\,\text{Mm}$

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