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ETA-I Study Guide (Fiber Optics Installer Certification) (FOI) Latest Update Graded A+
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8

June 2024

2023/2024

A+
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 including visible, ultraviolet, X-rays and _______________. Infrared. What are the three parts of a typical optical fiber? Core, Cladding, buffer Coating. (3 C's) A simple fiber optic system consists of what four...
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