Physics 9702 · AS & A Level · Progressive waves

Progressive waves — practice question

Which statement concerning electromagnetic waves in a vacuum is correct?

  • AInfrared waves have shorter wavelengths than visible light waves.
  • BMicrowaves have longer wavelengths than radio waves.
  • CUltraviolet waves have higher frequencies than visible light waves.
  • D$\gamma$-rays have lower frequencies than X-rays.

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