Optical fibre works on the principle of:...? Mcqs

PPSC Past Papers

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Optical fibre works on the principle of:...?

(A) Scattering

(B) Total Internal Reflection

(C) Interference

(D) Principle of refraction

✅ Correct Answer: Total Internal Reflection

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Source: This question is taken from the Assistant Director Labour Welfare Bs-17 HR Department

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