Q. Who developed the first working laser?

  • (A) T.H. Maiman
  • (B) Arthur Schawlow
  • (C) Sir Frank Whittle
  • (D) Fred Morrisson
✅ Correct Answer: (A) T.H. Maiman

Published by Mr. Dubey ⭐ 111.42K Points at 08-Jan-2021 01:06 am in General Awareness

You must be Logged in to update hint/solution

📝 Notes by Other Students/ Teachers

📊 Question Analytics

👁️
637
Total Visits
📽️
6 y ago
Published
🎖️
Mr. Dubey
Publisher
📈
80%
Success Rate