Electromagnetic waves

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Question 15
Medium

A traffic speed enforcement radar system emits microwave radiation with a wavelength of 1.25 cm1.25\text{ cm}1.25 cm to measure the speed of passing vehicles. The speed of microwaves in air is 3.00×108 m s−13.00 \times 10^8\text{ m s}^{-1}3.00×108 m s−1.

Calculate the frequency of the microwave radiation. Give your answer in standard form.

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Electromagnetic waves Questions

  1. GCSE
  2. /Physics
  3. /Electromagnetic waves