Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Physics in Everyday LifeLight & Optics (incl. Lenses)
The core of Optical Fiber is made of _?
- A.Aluminum
- B.Copper
- C.Plastic
- D.GlassCorrect answer
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Practice these MCQs in the appQuick fact: The core of an optical fiber is made of glass (specifically silica glass), which allows light to travel through it by total internal reflection.