First working laser was developed in 1960 by...? Mcqs

PPSC Past Papers

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

First working laser was developed in 1960 by...?

(A) Max Planck

(B) Theodore Maiman

(C) Robert Boyle

(D) None of these

✅ Correct Answer: Theodore Maiman

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Source: This question is taken from the Naib Tehsildar General Knowledge PPSC Past Paper

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