Physics 5054 · O Level · General properties of waves

General properties of waves — practice question

An electromagnetic wave travels at a speed of $3.0 \times 10^{8}\,\text{m s}^{-1}$ and has a wavelength of $10\,\text{cm}$. What is the wave frequency?

  • A$3.3 \times 10^{-10}\,\text{Hz}$
  • B$3.3 \times 10^{-8}\,\text{Hz}$
  • C$3.0 \times 10^{7}\,\text{Hz}$
  • D$3.0 \times 10^{9}\,\text{Hz}$

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI