Question:

What are electromagnetic waves? Explain two characteristics of these waves.

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Electromagnetic waves are transverse waves. Remember that their electric and magnetic fields are always perpendicular.
Updated On: Mar 4, 2025
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Solution and Explanation

Electromagnetic waves are waves consisting of oscillating electric and magnetic fields that are perpendicular to each other and the direction of propagation.

Two characteristics of electromagnetic waves are:

  • They travel in a vacuum at the speed of light (\( c = 3 \times 10^8 \, \mathrm{m/s} \)).
  • They carry energy and momentum and can exert radiation pressure.
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