Exam (elaborations)
ETA-I Study Guide (Fiber Optics Installer Certification) (FOI) exam 2023 with 100% correct answers
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An optical fiber works based off of a principle known as; Total Internal Reflection. The bending of light as it passes from one transparent material into another which has a different refractive index is what? Refraction. Light is electromagnetic radiation in the wavelength range in...
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