Chapter 3Basic Principles of Light

The following ETA Fiber-Optics Installer competencies are covered in this chapter:

  1. correct Describe light as electromagnetic energy.
  2. correct Describe light as particles and waves.
  3. correct Describe the electromagnetic spectrum and locate light frequencies within the spectrum in relation to radio and microwave communication frequencies.
  4. Describe the refraction of light.
  5. Explain how the index of refraction is used to express the speed ...

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