Q. Who initially gave the idea of laser (without using the acronym)?

  • (A) Gordon Gould
  • (B) Theodore Maiman
  • (C) Albert Einstein
  • (D) Charles Townes
✅ Correct Answer: (C) Albert Einstein

Published by Gopal Sharma ⭐ 38.32K Points at 19-Dec-2021 06:44 am in Physics

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